CN101472551A - Bleed-resistant colored microparticles and skin care compositions comprising them - Google Patents

Bleed-resistant colored microparticles and skin care compositions comprising them Download PDF

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Publication number
CN101472551A
CN101472551A CNA2007800208949A CN200780020894A CN101472551A CN 101472551 A CN101472551 A CN 101472551A CN A2007800208949 A CNA2007800208949 A CN A2007800208949A CN 200780020894 A CN200780020894 A CN 200780020894A CN 101472551 A CN101472551 A CN 101472551A
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polymer
monomer
coloring agent
agent
acid
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Inventor
T·E·瑞伯
P·G·韦尔德加斯特
C·T·莫里希
S·R·琼斯
B·D·格雷
P·M·迪蒙德
M·C·巴克斯特
C·L·安德里亚诺夫
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Procter and Gamble Ltd
Procter and Gamble Co
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Procter and Gamble Ltd
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Publication of CN101472551A publication Critical patent/CN101472551A/en
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/02Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/11Encapsulated compositions
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/30Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
    • A61K8/49Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
    • A61K8/494Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
    • A61K8/4946Imidazoles or their condensed derivatives, e.g. benzimidazoles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00Cosmetics or similar toiletry preparations
    • A61K8/18Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/81Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • A61K8/8141Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • A61K8/8152Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00Make-up preparations; Body powders; Preparations for removing make-up
    • A61Q1/02Preparations containing skin colorants, e.g. pigments
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00Make-up preparations; Body powders; Preparations for removing make-up
    • A61Q1/02Preparations containing skin colorants, e.g. pigments
    • A61Q1/04Preparations containing skin colorants, e.g. pigments for lips
    • A61Q1/06Lipsticks
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00Make-up preparations; Body powders; Preparations for removing make-up
    • A61Q1/02Preparations containing skin colorants, e.g. pigments
    • A61Q1/10Preparations containing skin colorants, e.g. pigments for eyes, e.g. eyeliner, mascara
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q1/00Make-up preparations; Body powders; Preparations for removing make-up
    • A61Q1/12Face or body powders for grooming, adorning or absorbing
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61QSPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00Preparations for care of the skin
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/20Chemical, physico-chemical or functional or structural properties of the composition as a whole
    • A61K2800/30Characterized by the absence of a particular group of ingredients
    • A61K2800/31Anhydrous
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/41Particular ingredients further characterized by their size
    • A61K2800/412Microsized, i.e. having sizes between 0.1 and 100 microns
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/42Colour properties
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/56Compounds, absorbed onto or entrapped into a solid carrier, e.g. encapsulated perfumes, inclusion compounds, sustained release forms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/59Mixtures
    • A61K2800/594Mixtures of polymers

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  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
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  • Epidemiology (AREA)
  • Dermatology (AREA)
  • Cosmetics (AREA)

Abstract

An embodiment concerns a skin care composition comprising at least one colorant, wherein said colorant is entrapped in at least one microparticulate matrix polymer, wherein the entrapment of said colorant in said microparticulate matrix polymer forms a microencapsulated colorant, wherein said microparticulate matrix polymer comprises: a. at least one first polymer formed from a mixture of monomers comprising at least one first monomer that is an ethylenically unsaturated ionic monomer and at least one second monomer that is an ethylenically unsaturated hydrophobic monomer capable of forming a homopolymer with a glass transition temperature of from -40 to 50 deg C; and b. at least one second polymer formed from a mixture of monomers comprising at least one first monomer that is an ethylenically unsaturated ionic monomer and at least one second monomer that is an ethylenically unsaturated hydrophobic monomer capable of forming a homopolymer with a glass transition temperature greater than 50 deg. C; whereiri said microparticulate matrix polymer further comprises secondary particles distributed throughout said microparticulate matrix polymer, wherein said secondary particles comprise a hydrophobic polymer formed from at least one ethylenically unsaturated hydrophobic monomer capable of forming a homopolymer with a glass transition temperature greater than 50 deg. C; preferably said microencapsulated colorant is present in an amount of from 0.1 to 70% by weight of the composition; preferably said composition further comprises a cosmetically tolerable carrier or adjuvant.

Description

Bleed-resistant colored microparticles and the skin care compositions that comprises them
Invention field
This invention relates to the anti-ization color microgranule that comprises at least a coloring agent, relates to their preparation method, relates to the compositions that comprises them, and the purposes that relates to them.More particularly, the present invention relates to prepare the peculiar methods of the anti-ization color microgranule that comprises at least a coloring agent, relate to anti-ization of gained color microgranule itself, relate to the compositions that comprises them, and relate to their purposes in skin protection is used.
Background of invention
The people that are applied as in the multiple product of segmentation colorant materials in the face cosmetic industry know.In such as cosmetic field around facial foundation and the ocular, used coloring agent is pigment (being generally inorganic, metal oxide), and the low solubility of described pigment has limited the release of pigment on skin and medicated clothing.Yet the use of these pigment has limited the obtainable tone of cosmetician, and can not cover at various races in the world market and required whole tone.
Though the use of organic dyestuff in this type of coloured cosmetics market segment provides more various color to select, this type of uses the problem that needs to solve controlled coloring agent placement and sustainability.Attempt numerous methods and realized this purpose.
A kind of method is to make dye sheet reveal the dissolubility property of pigment.From commercial, this can be by making dyestuff form " color lake " thus the water-insoluble salt that forms dyestuff is realized.Yet, although effectively, described method is reversible, and can produce soluble dyestuff again by dyestuff-color lake.
Generally be difficult to long-time persistency and keep coloring agent, and be difficult to the lasting coloring agent that keeps under varying environment and condition.This is applicable to pigment, oil-soluble dyes and water-soluble dye.
Although proposed the claim of lowization color characteristic, find that when the duration under the mensuration high temperature, the microcapsule described in patent and the publication can discharge coloring agent in time gradually, or " change color ".Move by microsphere or when moving out of microsphere when dyestuff or pigment are present in component in the cosmetic formulations usually by the moisture in the contact preparation and/or other composition such as alcohol or glycol, surfactant, siloxanes, oil, antiseptic, salt and other, will the generation color.In the cosmetic composition coloring agent run off or change color can weaken in the container and substrate on the long-term visual effect of cosmetics.
Therefore, the microgranule that can be used for multiple application of the anti-ization color with improvement need be provided.Specifically, need provide to comprise and carry secretly or the product of encapsulated colorants, described product keeps good resisting breakage, and shows the anti-ization color of improvement under varying environment.When using the oil-soluble wherein generally be difficult to keep lastingly dyestuff and water solublity organic dyestuff, this is problem especially.In cosmetic composition,, then can weaken the long-term visual effect of cosmetics if can not keep pigment lastingly.
Microgranule has overcome change color problem as described in the present invention, still can keep good resisting breakage simultaneously.Therefore, contain the solution of described microgranule even after the high temperature long term storage, still keep true qualities substantially.
Summary of the invention
On the one hand; the invention provides the skin care compositions that comprises at least a coloring agent; wherein said coloring agent is trapped at least a matrix of microparticles polymer; wherein said coloring agent carrying secretly in described matrix of microparticles polymer formed the micro encapsulation coloring agent, and wherein said matrix of microparticles polymer comprises:
A. at least a first polymer that forms by monomer mixture, described monomer mixture comprises at least a for first monomer of the unsaturated ion monomer of ethylenic with at least aly be second monomer of the unsaturated hydrophobic monomer of ethylenic, the unsaturated hydrophobic monomer of described ethylenic can form glass transition temperature for approximately-40 ℃ to about 50 ℃ homopolymer; With
B. at least a second polymer that forms by monomer mixture, described monomer mixture comprises at least a for first monomer of the unsaturated ion monomer of ethylenic with at least aly be second monomer of the unsaturated hydrophobic monomer of ethylenic, and the unsaturated hydrophobic monomer of described ethylenic can form glass transition temperature greater than about 50 ℃ homopolymer;
Wherein said matrix of microparticles polymer also comprises the secondary paticle that is distributed in the whole described matrix of microparticles polymer; wherein said secondary paticle comprises the hydrophobic polymer that is formed by the unsaturated hydrophobic monomer of at least a ethylenic, and the unsaturated hydrophobic monomer of described ethylenic can form glass transition temperature greater than about 50 ℃ homopolymer.
The present invention also provides a kind of skin/body/eyelashes method of colouring that makes, described method comprises to the described skin/body of at least a portion/eyelashes applicating liquid or solid skin care preparation, described skin care formulation contains at least a microparticulate coloring agent of effective tinctorial yield, the blend of preferred at least two kinds of aforesaid microparticulate coloring agents.
Detailed Description Of The Invention
The invention provides anti-ization color microgranule, described microgranule comprises at least a coloring agent of effective tinctorial yield in colourless substantially polymeric matrix, and described polymeric matrix is formed by following material:
(a) about 5% the polymer A that forms by monomer mixture to about 95% weight, described monomer mixture comprises at least a for first monomer of the unsaturated ion monomer of ethylenic with at least aly be second monomer of the unsaturated hydrophobic monomer of ethylenic, and the unsaturated hydrophobic monomer of described ethylenic can form glass transition temperature between the homopolymer between-40 ℃ to about 50 ℃ approximately;
(b) about 5% the polymer B that forms by monomer mixture to about 95% weight, described monomer mixture comprises at least a for first monomer of the unsaturated ion monomer of ethylenic with at least aly be second monomer of the unsaturated hydrophobic monomer of ethylenic, the unsaturated hydrophobic monomer of described ethylenic can form glass transition temperature greater than about 50 ℃ homopolymer, be distributed with the secondary polymer beads that is formed by the unsaturated hydrophobic monomer of one or more ethylenic in the described polymer B, those in unsaturated hydrophobic monomer of described ethylenic and the polymer A are identical or different.
Described coloring agent is preferably organic.Described microgranule can be uncrosslinked, but preferred crosslinked to keep structure in use.
In one embodiment, described colourless polymer substrate is made up of following material: at least a polymer B of at least a polymer A of 5% to 45% weight and 55% to 95% weight, for example at least a polymer B of at least a polymer A of 5% to 25% weight and 75% to 95% weight.
The anti-ization color microgranule that comprises at least a coloring agent as described in the present invention can be made by following method, and described method comprises:
A) provide the water that contains that comprises at least a polymer A salt,
B) under the high shear, the described water and second that contains is contained water and mixes, described second contains water comprises at least a polymer B, secondary polymer beads and optional cross-linking agent, wherein moisture A phase) and/or B) comprise at least a segmentation coloring agent,
C) under the high shear, can not with the miscible liquid phase of water in form water-in-oil emulsion, described emulsion comprise derive from step B) mixing contain water, optional oil soluble additive, amphipathic polymer stabilizing agent or their mixture of comprising of described emulsion, and
D) make described emulsion stand dehydration, wherein from aqueous particulate, slough water, thereby be formed on the solid particle that comprises at least a coloring agent in the matrix polymer and in whole matrix polymer, be distributed with secondary polymer beads.
Described polymer beads comprises at least a polymer A and at least a polymer B, these two constitutes by grams of monomer blend, and described grams of monomer blend comprises at least a for first monomer of the unsaturated ion monomer of ethylenic with at least aly be second monomer of the unsaturated hydrophobic monomer of ethylenic.
Described at least a ion monomer can comprise anion or cation group, or alternatively, can be potential ion, for example anhydride form.Selection is used for the described at least a ion monomer of polymer A and polymer B can be identical or different, but all should be anion or cation.Preferably, described at least a ion monomer is unsaturated anionic monomer of ethylenic or potential anionic monomer.The suitable anionic monomer or the limiting examples of potential anionic monomer comprise acrylic acid, methacrylic acid, ethylacrylic acid, fumaric acid, maleic acid, maleic anhydride, itaconic acid, itaconic anhydride .beta.-methylacrylic acid, vinyl acetic acid, (methyl) allyl sulphonic acid, vinyl sulfonic acid and 2-acrylamide-2-methyl propane sulfonic acid.Preferably, anionic monomer is carboxylic acid or anhydride.
When described at least a ion monomer is an anion for example when carboxylic acid or anhydride, it is preferably partially or even wholly neutralized by at least a volatility counter ion counterionsl gegenions.Described volatility counter ion counterionsl gegenions can be ammonia or volatile amine component.Described volatile amine component is generally can be at low temperature to moderate temperature evaporated liquid under maximum 200 ℃ temperature for example.Preferably, the volatile amine of reduction vaporization under 100 ℃ the temperature can be lower than.Therefore, can make described polymer by free acid form, then with ammonium hydroxide or volatile amine for example the aqueous solution of ethanolamine, carbinolamine, 1-Propanolamine, 2-Propanolamine, dimethanolamine or diethanolamine neutralize.Alternatively, ammonium salt that can be by making anionic monomer or volatility amine salt and hydrophobic monomer copolymerization prepare described polymer.
At dehydration D) during, expect that at least a volatility counter ion counterionsl gegenions component of described salt is evaporated at least in part.For example, when described polymeric counter-ions is ammonium salt, at least a portion volatile ammonia component will be evaporated.Therefore, during the distillation stage, described polymer will be transformed into its free acid or free alkali form.
Polymer A and polymer B be the copolymer for being formed by grams of monomer blend all, and described grams of monomer blend comprises at least a for first monomer of the unsaturated ion monomer of ethylenic with at least aly be second monomer of the unsaturated hydrophobic monomer of ethylenic.Described polymer is different aspect hydrophobic monomer.Therefore, in polymer A, the unsaturated hydrophobic monomer of described ethylenic is selected from those that can form the homopolymer of glass transition temperature between-40 ℃ to 50 ℃, and in polymer B, the unsaturated hydrophobic monomer of described ethylenic is selected from and can forms glass transition temperature greater than those of 50 ℃ homopolymer.Its glass transition temperature preferably is at least 60 ℃, or even is at least 80 ℃.
The concrete limiting examples that can form the hydrophobic monomer of the homopolymer of glass transition temperature between-40 ℃ to 50 ℃ comprises C 1-C 8Alkyl acrylate, such as acrylic acid methyl ester., ethyl acrylate, propyl acrylate, isopropyl acrylate, and the various isomers of butyl acrylate, acrylic acid pentyl ester, Hexyl 2-propenoate and 1-Octyl acrylate, such as 2-EHA.Other example comprises methacrylic acid C 4-C 8The just own ester of Arrcostab such as n-BMA, methacrylic acid, n octyl methacrylate, methacrylic acid 2-Octyl Nitrite and alkene such as propylene and n-butene.
Glass transition temperature be can form and styrene, methyl methacrylate, ethyl methacrylate, isopropyl methacrylate, metering system tert-butyl acrylate, cyclohexyl methacrylate, phenyl methacrylate and isobornyl methacrylate comprised greater than the concrete limiting examples of the hydrophobic monomer of 50 ℃ homopolymer.Other probability comprises phenylethylene or other methacrylate and the acrylate that uses modification, and precondition is that described monomer can generate glass transition temperature (Tg) greater than 50 ℃ polymer.
In general, polymer A and B can make via any suitable polymerisation process.For example, can be via as EP-A-697423 or United States Patent (USP) 5,070, the water and milk polyreaction described in 136 prepares described polymer easily.Then by the aqueous solution that adds ammonium hydroxide or the volatile amine described polymer that neutralizes.
In typical polymerisation process, the blend that makes at least a hydrophobic monomer and at least a ion monomer contains aqueous phase emulsifying what comprise at least a Sq emulsifying agent.Usually, described at least a emulsifying agent can be the emulsifying agent that is suitable for forming aqueous emulsion of any commercially available acquisition.Expect that these emulsifying agents are tending towards therefore will being tending towards showing the hydrophil lipophil balance (HLB) of height containing aqueous phase than can not be more solvable in mutually with the miscible monomer of water.Can realize the emulsifying of monomer mixture via known emulsifying technology, comprise making that monomer/containing water stands vigorous stirring or shearing, or make monomer/moisture window or screen cloth of sieving that communicate alternatively.Then by using for example at least a uv initiator of suitable initiator system or thermal initiator to realize polyreaction.The appropriate technology of initiated polymerization will make monomer aqueous emulsion temperature be increased to more than 70 ℃ or 80 ℃, adds the Ammonium persulfate. by described monomer weight 50ppm to 1000ppm then.
In general, described polymer A has maximum 100,000 molecular weight (use the standard industry parameter, recorded by GPC).Preferably, described polymer has and is lower than 50,000, for example 10,000 to 30,000 molecular weight.Specifically, the molecular weight of polymer A is about 5,000 to 15,000.
Especially preferred polymer A is the terpolymer of ethyl acrylate/methyl methacrylate and acrylic acid ammonium salt.Preferably, when described method is used cross-linking agent, especially zinc oxide or zirconium carbonate ammonium, also can use this polymer.
Usually, the grams of monomer blend that is used to prepare polymer A can comprise at least 70% at least a hydrophobic monomer by weight, and residue is made up of at least a ion monomer.Yet in general, the content of described hydrophobic monomer is at least 80% by weight.Preferred compositions comprises by weight between 70% to 95%, for example about 80% or 90% at least a hydrophobic polymer.
In general, described matrix polymer B has maximum 300,000 molecular weight (use the standard industry parameter, recorded by GPC).Preferably, described polymer has and is lower than 50,000, for example is 2,000 to 20,000 molecular weight.Specifically, the molecular weight of matrix polymer is about 4,000 to 12,000.
Especially preferred matrix polymer B is the copolymer of styrene and ammonium acrylate.More preferably, when described method is used cross-linking agent, especially zinc oxide or zirconium carbonate ammonium, can use this polymer.
Usually, the grams of monomer blend that is used to prepare matrix polymer B can comprise at least 50% at least a hydrophobic monomer by weight, and residue is made up of at least a ion monomer.Yet in general, the content of described hydrophobic monomer is at least 60% by weight.Preferred compositions comprises 65% to 90%, for example about 70% or 75% at least a hydrophobic polymer by weight.
In a kind of alternative method, at least a ion monomer can be cation or potential cation, for example ethylenic unsaturated amine.In this form of the present invention, volatility counter ion counterionsl gegenions component is at least a volatile acid component.Therefore, in this form of the present invention, polymer A and B can generate with the similar mode of above-mentioned anionic polymer, and different is to substitute anionic monomer with cation or potential cationic monomer.In general, when the copolymer form with at least a unhindered amina and at least a hydrophobic monomer prepares polymer, can by add at least a suitable volatile acid for example acetic acid, formic acid, propanoic acid, butanoic acid or even carbonic acid neutralize it.Preferably, described polymer can be by acetic acid, formic acid, acid or carbonic acid neutralization.
The suitable cation or the limiting examples of potential cationic monomer comprise dialkyl aminoalkyl (methyl) acrylate, dialkyl aminoalkyl (methyl) acrylamide or allyl amine and other ethylenic unsaturated amine and their acid-addition salts.Usually, dialkyl aminoalkyl (methyl) acrylate comprises the dimethylamino acrylic acid methyl ester., the dimethylaminomethyl acrylic acid methyl ester., the dimethylamino ethyl acrylate, the dimethylaminomethyl ethyl acrylate, the diethylamino ethyl acrylate, diethylamino methyl ethyl acrylate, the dimethylamino propyl acrylate, the dimethylaminomethyl propyl acrylate, the diethylamino propyl acrylate, diethylamino methyl propyl acrylate, the dimethylamino butyl acrylate, the dimethylaminomethyl butyl acrylate, diethylamino butyl acrylate and diethylamino methyl butyl acrylate.Usually, dialkyl aminoalkyl (methyl) acrylamide comprises the dimethylaminomethyl acrylamide, the dimethylaminomethyl Methacrylamide, the dimethylaminoethyl acrylamide, the dimethylaminoethyl Methacrylamide, the diethyl aminoethyl acrylamide, the diethyl aminoethyl acrylamide, the dimethyl aminopropyl acrylamide, the dimethyl aminopropyl Methacrylamide, diethyl amino propyl group acrylamide, diethyl amino propyl methyl amide, dimethylamino butyl acrylamide, the dimethylaminomethyl butyl acrylate, diethylamino butyl acrylate and diethyl amino butyl methyl acrylamide.Usually, allyl amine comprises diallylamine and triallylamine.
Secondary paticle comprises the hydrophobic polymer that is different from polymer A and matrix polymer B, described hydrophobic polymer is formed by the unsaturated hydrophobic monomer of at least a ethylenic and optional other monomer, and the unsaturated hydrophobic monomer of described ethylenic can form the homopolymer that glass transition temperature surpasses 50 ℃.The unsaturated hydrophobic monomer of described at least a ethylenic can be any monomer that above defines in being used to form second monomer of matrix polymer B.In one embodiment, described hydrophobic monomer is identical with second monomer that is used to form matrix polymer.The concrete limiting examples of described hydrophobic monomer comprises styrene, methyl methacrylate, metering system tert-butyl acrylate, phenyl methacrylate, cyclohexyl methacrylate and isobornyl methacrylate.In one embodiment, described hydrophobic monomer is a styrene.
The polymerization separately of described hydrophobic monomer perhaps alternatively can be randomly and at least a other hydrophobic monomer polymerization as defined above.Can comprise other monomer that is not hydrophobic monomer, described monomer can form the homopolymer that glass transition temperature surpasses 50 ℃, and precondition is that this type of monomer can not produce any toxic effect that has.Another kind of monomer can be a hydrophobic monomer, and the long-chain alkyl groups of acrylic or methacrylic acid for example is such as 2-EHA or stearyl acrylate base ester.Usually, when comprising this type of monomer, be benchmark with the monomer weight that is used for secondary paticle, this type of monomeric content should be no more than 20% by weight.Preferably, these monomeric content are by weight less than 10%, for example by weight less than 5%.
Alternatively, described at least a other monomer can be a hydrophilic monomer.Described hydrophilic monomer can be non-ionic, acrylamide for example, and perhaps it can be ionic, and is for example defined in being used to form first monomer of polymer A and B.In general, this type of monomer is tending towards using so that polymer keeps hydrophobicity with less ratio.When comprising this type of monomer, be benchmark with the monomer weight that is used for secondary paticle, this type of monomeric content should be no more than 20% by weight.Preferably, these monomeric content are by weight less than 10%, for example by weight less than 5%.
Especially preferred is that secondary paticle comprises the hydrophobic polymer that is formed by the unsaturated hydrophobic monomer of ethylenic fully, and the unsaturated hydrophobic monomer of described ethylenic can form the homopolymer that glass transition temperature surpasses 50 ℃.Especially Shi Yi hydrophobic polymer is the copolymer of styrene and methyl methacrylate, or cinnamic homopolymer.Generally form the copolymer of styrene and methyl methacrylate at least by the methyl methacrylate of 40% styrene by weight and maximum by weight 60%.Preferably, the styrene that described copolymer has and the weight rate of methyl methacrylate are 50:50 to 95:5, and more preferably 60:40 to 80:20, for example 70:30 to 75:25.
In general, secondary paticle has and is lower than 1 micron, and is usually less than the particle mean size of 750nm.Preferably, secondary paticle has the particle mean size in 50nm to 500nm scope.These secondary paticles can be made by any conventional method.Usually, described granule can be made by the water and milk polyreaction.Preferably, according to any typical microemulsion polymerisation process of prior art record, for example the method described in EP-A-531005 or the EP-A-449450 makes described granule via water microemulsion polyreaction.
Usually, make secondary paticle by forming microemulsion, described microemulsion comprises and contains water (20% to 80% weight) continuously, comprises at least a monomeric dispersion oil phase (10% to 30% weight) and at least a surfactant and/or stabilizing agent (10% to 70% weight).In general, surfactant and/or stabilizing agent mainly are present in and contain aqueous phase.Preferred surfactants and/or stabilizing agent are the aqueous solutions of polymers that is used to form polymeric matrix.Especially preferred surfactant/stabilizing agent is ammonium acrylate and the cinnamic copolymer that defines in matrix polymer B as mentioned.
For example uv initiator or thermal initiator are realized the polyreaction of at least a monomer in microemulsion by suitable initiator system.For example, the appropriate technology of initiated polymerization will make monomer aqueous emulsion temperature be increased to more than 70 ℃ or 80 ℃, adds then by the Ammonium persulfate. of described monomer weight 50ppm to 1000ppm or azo-compound such as azodiisobutyronitrile.Alternatively, can use suitable peroxide such as cold curing peroxide or light trigger.Preferably near room temperature, realize polyreaction with for example light trigger.
In general, secondary paticle comprises the polymer of molecular weight maximum 2,000,000 (use the standard industry parameter, recorded by GPC).Preferably, described polymer has and is lower than 500,000, for example 5,000 to 300,000 molecular weight.Usually the molecular weight of polymer secondary paticle is 100,000 to 200,000.
Described secondary paticle preferably has core-shell configuration, and wherein inner core comprises the hydrophobic polymer that is aggregated the encirclement of beyond the region of objective existence shell.Described secondary paticle more preferably comprises the inner core that contains hydrophobic polymer and contains the shell of polymer A and B.Especially preferred is that polymer shell centers on the hydrophobic polymer inner core and forms during polyreaction.
If matrix polymer is crosslinked, then polymer product can further be strengthened.This crosslinked be the result who in method, comprises cross-linking step.This can realize by comprise the monomeric repeating unit that the self-crosslinking group for example has methylol functional group in polymer.Yet preferably, realize crosslinked by in containing the aqueous polymerization thing, comprising cross-linking agent.Described cross-linking agent be generally can with the chemical compound of functional group reactions on the polymer chain.For example, when described polymer chain comprised anionic group, suitable crosslinked organic reagent comprised aziridine, diepoxides, cyanamide and silane.The preferred organic crosslinking agent of one class is included in the chemical compound that forms covalent bond between polymer chain, for example silane or diepoxides.Suitable cross-linking agent also comprises zinc oxide, zinc carbonate ammonium, zinc acetate and zirconates, such as zirconium carbonate ammonium.Especially preferred cross-linking agent is a zinc oxide, its be colorant pigment also be cross-linking agent.
The content of described cross-linking agent is generally 1% to 50% by described encapsulated particulate weight, is preferably 2% to 40%, and most preferably is 5% to 30%.Expect that described cross-linking process carries out during dehydration.Therefore, when comprising cross-linking agent, generally only carry out lentamente crosslinked, until beginning dehydration D) and remove the volatility counter ion counterionsl gegenions.
In one embodiment, via the dehydration of water-in-oil emulsion and crosslinked and form particulate during, described microgranule is coated with oil-soluble or dispersible additive on the spot.There is described additive during being desirably in emulsifying step.Described additive adhesion is on described particulate surface.
According to the present invention, the selection of oil-soluble or dispersibility additive and content will depend on the desired use of compositions and the effect of chemical compound.Know as skilled formulator, in skin protection was used, selected oil-soluble or dispersibility additive were enough to satisfy the contact skin requirement.Weight with the substrate globule is benchmark, mixes suitable oil-soluble or dispersibility additive with the content of general 1% to 20% (weight that is equal to described coloring agent is benchmark, 90% to 300%) by weight.Preferred 5% to 15% oil-soluble or the dispersibility additive by weight of using.
Described oil-soluble or dispersibility additive comprise aliphatic alcohol such as lucky cloth Extra Old, and it is based on having 6 to 30, and the aliphatic alcohol of preferred 10 to 20 carbon atoms comprises lauryl alcohol, spermol, stearyl alcohol, 16/octadecanol, oleyl alcohol, benzoic acid C 12-C 15Alcohol ester, Acetylated lanolin alcohols. etc.Stearyl alcohol is especially suitable.
Described oil-soluble or dispersibility additive can comprise fatty acid, such as C 6-C 24Straight chain fatty acid, side chain C 6-C 13Carboxylic acid, hydroxy carboxylic acid, caproic acid, sad, 2 ethyl hexanoic acid, capric acid, lauric acid, different tridecanoic acid, myristic acid, Palmic acid, palmitoleic acid, stearic acid, isostearic acid, oleic acid, elaidic acid, petroselic acid, linoleic acid, linolenic acid, eleostearic acid, arachidic acid, gaducene acid, behenic acid and erucic acid and their industrial grade mixture (are obtained from the pressure-off process of for example natural fat and oil, derive from the synthetic aldehyde reduction reaction of Roelen oxidation, or in the unsaturated fatty acid dimerization reaction).
Spendable other component is C 2-C 12Dicarboxylic acids is such as adipic acid, succinic acid and maleic acid.Can use saturated and/or undersaturated aromatic carboxylic acid, especially benzoic acid.
Other component that can be used as oil-soluble or dispersibility additive comprises carboxylate: for example, and C 8-C 24, preferred C 14-C 20Salt, the C of saturated or unsaturated fatty acid 8-C 22Primary alkyl or secondary alkyl sulfonate, alkyl glycerol sulfonate, Great Britain's patent 1 that oneself announces, 082, the sulfonation polycarboxylic acids of describing in 179, paraffin sulfonate, the N-acyl group, N '-alkyltaurate, alkylphosphonic, isethionate, amber alkyl amide salts, alkyl sulfo succinate, sulfosuccinate monoesters or diester, the N-acyl sarcosinates, alkyl glycoside sulfate, the polyethoxy carboxylate, cation is an alkali metal (sodium, potassium, lithium), ammonium residue (the first ammonium that does not replace or replace, Dimethyl Ammonium, trimethyl ammonium, tetramethyl-ammonium, lupetidine etc.) or chain triacontanol amine derivative (monoethanolamine, diethanolamine, triethanolamine etc.); The basic soap of sodium, potassium and ammonium; The metallic soap of calcium or magnesium; Organic alkali soap is such as lauric acid, Palmic acid, stearic acid and oleic acid etc., alkylphosphonic or phosphate ester: superphosphate, diethanolamine phosphate, cetyl potassium phosphate.
Wax can be used for herein.This includes but not limited to long chain acid and the ester of alcohol and the chemical compound with class ceraceous characteristic, for example Carlow crust wax (Brazil wax), Cera Flava (white or yellow), lanolin wax, candelilla wax (surveying ground lira wax), ceresine, Japan wax, paraffin, microwax, ceresin, 16/octadecyl ester wax, synthetic bees wax etc.; And hydrophilic wax is as 16/octadecanol or partial glyceride.
Silicones or siloxanes (polysiloxanes of organic replacement) can be used for herein.This include but not limited to dimethyl polysiloxane, methyl phenyl silicone, annular siloxane and amino-, fatty acid-, alcohol-, polyethers-, epoxy-, fluoro-, glycoside-and/or the silicone compounds of alkyl-modification, it at room temperature is liquid or resin form; The straight chain polysiloxanes: polydimethylsiloxane, such as Dow 200 fluids,
Figure A200780020894D0013164929QIETU
DM (Rhodia), dimethiconol; Cyclic organic liquid: encircle penta siloxanes, volatile material such as Dow
Figure A200780020894D0013171543QIETU
345 fluids, Grade,
Figure A200780020894D00142
Grade; The polyphenylene trimethicone; Dow
Figure A200780020894D00143
556 fluids.Also suitable is dimethicone, and it is that average chain length is the polydimethylsiloxane of 200 to 300 dimethyl siloxane units and the mixture of hydrogenated silicate.In addition, the probe of people's such as Todd suitable volatile siloxane is found among " Cosm.Toil. " 91,27 (1976).Especially suitable is ethoxylation propoxylation polydimethylsiloxane (for example Dow Corn ing 5225CFormulation Aid) and aminopropyl polydimethylsiloxane (for example deriving from the Tinocare SiAl of Ciba SpecialtyChemicals).
Fluoridize or perfluorinated alcohols and acid can be used for herein.This include but not limited to perfluorinate dodecylic acid, perfluorinate capric acid, the perfluorinate tert-butyl alcohol, perfluorinate caproic acid, 2-(perfluoroalkyl) ethanol (
Figure A200780020894D00144
BA-L).
Described oil-soluble or dispersibility additive can be anion surfactants.The example of this analog anion surfactants comprises:
Chemical formula is R 100--CH (SO 3M)-COOR 200Alkyl ester sulfonate, R wherein 100Be C 8-C 20, preferred C 10-C 16Alkyl, R 200Be C 1-C 16, preferred C 1-C 3Alkyl, and M is alkaline kation (sodium, potassium, lithium), replacement or unsubstituted ammonium (first ammonium, dimethylammonium, trimethylammonium, tetramethyl-ammonium, lupetidine etc.) or chain triacontanol amine derivative (monoethanolamine, diethanolamine, triethanolamine etc.);
Chemical formula is R 300OSO 3The alkyl sulfate of M, wherein R 300Be C 5-C 24, preferred C 10-C 18Alkyl or hydroxyalkyl, and M is hydrogen atom or cation as defined above, and their ethyleneoxy (EO) and/or propenyloxy group (PO) derivant, it has average 0.5 to 30, preferred 0.5 to 10 EO and/or PO unit;
Chemical formula is R 400CONHR 500OSO 3The alkylamide sulfate of M, wherein R 400Be C 2-C 22, preferred C 6-C 20Alkyl, R 500Be C 2-C 3Alkyl, and M is hydrogen atom or cation as defined above, and their ethyleneoxy (EO) and/or propenyloxy group (PO) derivant, it has average 0.5 to 60 EO and/or PO unit.
Described oil-soluble or dispersibility additive can be non-ionic surface active agents.Available ionic surfactant pack is drawn together primary alconol and secondary alcohol ethoxyl compound, especially by the C of average 1 to the 20 moles of ethylene oxide ethoxylation of every mol of alcohol 8-C 20Aliphatic alcohol, and more particularly by the C of average 1 to the 10 moles of ethylene oxide ethoxylation of every mol of alcohol 10-C 15Primary aliphatic alcohols and secondary alcohol.The ionic surfactant pack of non-ethoxylatedization is drawn together alkyl polyglycoside, glycerol monoethers and polyhydroxy amides (glucamide).
Some instantiations of this type of non-ionic surface active agent comprise: poly-alkylene oxide group alkyl phenol (being polyoxyethylene, polyoxypropylene, polyoxy butylene), and its alkyl substituent has 6 to 12 C atoms and comprises 5 to 25 alkylene oxide group unit; Example is by Rohm ﹠amp; TRITONX-45, X-114, X-100 and X-102 that Haas Co. is commercially available and the IGEPAL NP2 to NP17 that produces by Rhodia; Comprise the unitary C of 1 to 25 alkylene oxide groupization (ethyleneoxy, propenyloxy group) 8-C 22Poly-alkylene oxide group aliphatic alcohol; Example comprises by the commercially available TERGITOL 15-S-9 of Dow, TERGITOL 24-L-6NMW, by the commercially available NEODOL 45-9 of Shell Chemical Co., NEODOL 23-65, NEODOL 45-7 and NEODOL 45-4, by The Procter ﹠amp; The KYROEOB that Gamble Co. is commercially available is by the SYNPERONIC A3 to A9 of ICI production, by RHODASURFIT, DB and the B of Rhodia production; By the product that oxirane or expoxy propane and propylene glycol and/or ethylene glycol condensation obtain, it has about molecular weight of 2,000 to 10,000, such as by the commercially available PLURONIC product of BASF; The product that is obtained by oxirane and/or expoxy propane and ethylenediamine condensation is such as by the commercially available TETRONIC product of BASF; Comprise 5 to 25 ethyleneoxies and/or the unitary C of propenyloxy group 8-C 18Ethyoxyl and/or propoxyl group fatty acid; Comprise 5 to 30 unitary C of ethyleneoxy 8-C 20Fatty acid amide; Comprise 5 to 30 unitary ethoxylated amine of ethyleneoxy; Comprise 1 to 50, preferred 1 to 25 and the unitary alkoxylate amidoamines of 2 to 20 alkylene oxide group (optimal ethylene oxygen base) concretely; Amine oxide is such as C 10-C 18The oxide of alkyl dimethyl amine, C 8-C 22The oxide of alkoxyethyl dihydroxy ethamine; The alkoxylate terpene hydrocarbon is such as comprising 1 to 30 ethyleneoxy and/or the unitary ethoxylation of propenyloxy group and/or propoxylation α-or nopinene; The alkyl polyglycoside that can obtain by glucose and primary aliphatic alcohols condensation (for example passing through acid catalysis) (for example United States Patent (USP) 3,598, and 865 and 4,565,647; And among EP-A-132 043 and the EP-A-132 046 those), it has C 4-C 20, preferred C 8-C 18Alkyl, and the average glucose unit number of every mole of alkyl polyglycoside (APG) is about 0.5 to 3, preferred about 1.1 to 1.8, especially have C 8-C 14Alkyl and every mole of average glucose unit number are 1.4, have C 12-C 14Alkyl and every mole of average glucose unit number are 1.4, have C 8-C 14Alkyl and every mole of average glucose unit number are 1.5, or have C 8-C 10Alkyl and every mole of average glucose unit number are those of 1.6, and they are sold with trade name GLUCOPON 600 EC, GLUCOPON 600 CSUP, GLUCOPON 650 EC and GLUCOPON 225 CSUP respectively and are produced by Henkel.
Another kind of suitable surfactant comprises some chain alkyl cationic surfactant.This type of cationic surfactant comprises that general formula is R 10R 20R 30R 40N +X -Quaternary ammonium salt, wherein the R group is long or short hydrocarbon chain; Be generally alkyl, hydroxyalkyl or ethoxylated alkyl, and X is counter ion counterionsl gegenions (for example such chemical compound, wherein R 10Be C 8-C 22Alkyl, preferred C 8-C 10Or C 12-C 14Alkyl, R 20Be methyl, and R 30And R 40Can be identical or different, be methyl or hydroxyethyl); And cationic ester (for example cholinester).
Also available is ethoxylation carboxylic acid or macrogol ester (PEG-n acylate), straight-chain fatty alcohol with 8 to 22 carbon atoms, by 2 to 30 moles of ethylene oxide and/or by 0 to 5 mole of expoxy propane and fatty acid with 12 to 22 carbon atoms and with alkyl on have 8 to 15 carbon atoms alkyl phenol reaction and product, fatty alcohol polyglycol ether is such as laureth-n, cetearyl polyoxyethylene ether-n, stearyl polyoxyethylene ether-n and oil base polyoxyethylene ether-n, the fatty acid polyglycol glycol ether is such as the PEG-n stearate, PEG-n oleate and PEG-n cocos nucifera oil acid esters; Many ethoxylations or acrylated lanoline; Monoglyceride and polyol ester; The C of the addition compound product of 1 to 30 moles of ethylene oxide and polyol 12-C 22Fatty acid one ester and diester; The ester of fatty acid and polyglycereol such as glyceryl monostearate, two isostearoyl base polyglyceryl-3-diisopstearates, polyglyceryl-3-diisopstearate, triglycerin base diisopstearate, polyglyceryl-2-sesquialter isostearate or binary polyglycerol fatty acid ester.The multiple compound mixture that comes from these class materials also suits.Fatty acid polyethylene glycol ester is such as the ester of monostearate diethylene glycol ester, fatty acid and Polyethylene Glycol; The ester of fatty acid and sucrose is such as sucrose ester, and the ester of glycerol and sucrose is such as sucrose glyceride; Sorbitol and sorbitan: have saturated and unsaturated fatty acid sorbitan one ester and the diester of 6 to 22 carbon atoms, and oxirane additive product;
Polysorbate-n series, sorbitan ester such as sesquialter isostearate, sorbitan, PEG-(6)-isostearic acid sorbitan ester, PEG-(10)-lauric acid sorbitan ester, PEG-17-two oleic acid sorbitan esters; Glucosan derivative: C 8-C 22Alkyl one glycoside and oligomeric glycoside and ethoxylation analog, wherein preferred glucose is as saccharic composition; Oil-water emulsifiers is such as methyl glucoside polyoxyethylene ether-20 sesquistearate, sorbitan monostearate/sucrose cocos nucifera oil acid esters, Glucate SS, 16/octadecanol/cetearyl glucoside; And water-in-oil emulsifier, such as methyl glucoside dioleate/methyl glucoside isostearate.
Oil-soluble or dispersibility additive also comprise sulfate and sulfonated derivative: for example dialkyl sulfosuccinate (for example DOSS, dioctylsulfosuccinat), alkyl lauryl sulfonate, straight chain sulfonation paraffin, sulfonation tetrapropylene base sulfonate, sodium lauryl sulfate, ammonium lauryl sulfate and lauryl sulfate ethanolamine, lauryl ether sulfate, sodium laureth sulfate, the different thiosulfate of acetyl group, alkanolamide sulfate such as taurate, methyl tauride and imidazoles sulfate; And
Oil-soluble or dispersibility additive also comprise amine derivative: amine salt, ethoxylated amine is such as amine oxide, have amine such as the alkyl imidazoline, pyridine derivate, isoquinolin, cetylpyridinium chloride, the cetyl bromination pyridine that contain the heterocycle chain, quaternary ammonium compound such as cetyl trimethyl ammonium bromide and stearyl trialkyl ammonium salts (stearylalkonium salts); Amide derivatives: alkanolamide is such as amide DEA, and the ethoxylation amide is such as PEG-n amide, oxydeamide; Polysiloxanes/many alkyl/copolyethers and derivant: polydimethylsiloxane, polyol, siloxanes polyethylene oxide copolymer and siloxanes glycol copolymer; Propoxylation or POE-n ether (Meroxapol), poloxamer or poly-(oxyethylene group) m-block-poly-(oxypropylene group) n-block (oxyethylene group) copolymer; The zwitterionic surfactant that has at least one quaternary ammonium group and at least one carboxylate radical and/or sulfonate group in the molecule, especially Shi Yi zwitterionic surfactant comprises so-called betanin, such as N-alkyl-N, N-dimethylglycine ammonium is cocos nucifera oil alkyl dimethyl glycine ammonium for example, N-acyl aminopropyl-N, N-dimethylglycine ammonium, cocos nucifera oil acyl aminopropyl dimethylglycine ammonium for example, with the 2-alkyl that has 8 to 18 carbon atoms on alkyl or the acyl group respectively-3-carboxymethyl-3-hydroxyethyl imidazole quinoline, and cocos nucifera oil acyl aminoethyl ethoxy-carboxyl-methylglycine salt, N-alkyl betaine and N-alkylamino betanin; Alkyl imidazoline, alkyl peptide and lipoamino acid; Self emulsifying alkali (referring to K.F.DePolo-" A Short Textbook Of Cosmetology ", the 8th chapter, table 8-7, the 250th to 251 page); Nonionic alkali, such as the PEG-6 Cera Flava (with) the PEG-6 stearate (with) polyglyceryl-2-isostearate [Apifac], tristerin (with) PEG-100 stearate [Arlacel 165], PEG-5 tristerin [Arlatone 983S], the oleic acid sorbitan ester (with) polyglyceryl-3-ricinoleate [Arlacel 1689], stearic acid sorbitan ester and coconut oil sucrose ester [Arlatone 2121], tristerin and laureth-23[Cerasynth 945], 16/octadecanol and ceteth-20[Cetomacrogol Wax], 16/octadecanol and polysorbate 60 and PEG-150 and stearate-20[Polawax GP 200, Polawax NF], 16/octadecanol and cetearyl poly glucoside [Emulgade PL 1618], 16/octadecanol and cetearyl polyoxyethylene ether-20[Emulgade 1000NI, Cosmowax], 16/octadecanol and PEG-40 Oleum Ricini [Emulgade F Special], 16/octadecanol and PEG-40 Oleum Ricini and cetearyl sodium sulfate [Emulgade F], stearyl alcohol and stearyl polyoxyethylene ether-7 and stearyl polyoxyethylene ether-10[Emulgator E 2155], 16/octadecanol and stearyl polyoxyethylene ether-7 and stearyl polyoxyethylene ether-10[Emulsifying wax U.S.N.F], tristerin and PEG-75 stearate [Gelot 64], propylene glycol ceteth-3 acetas [HetesterPCS], propylene glycol isocetyl polyoxyethylene ether-3 acetas [Hetester PHA], 16/octadecanol and ceteth-12 and oil base polyoxyethylene ether-12[Lanbritol Wax N21], PEG-6 stearate and PEG-32 stearate [Tefose 1500], PEG-6 stearate and ceteth-20 and stearyl polyoxyethylene ether-20[Tefose 2000], PEG-6 stearate and ceteth-20 and tristerin and stearyl polyoxyethylene ether-20[Tefose 2561], tristerin and cetearyl polyoxyethylene ether-20[Teginacid H, C, X]; Anion alkalescence alkali is such as PEG-2 stearate SE, tristerin SE[Monelgine, Cutina KD] and propylene glycol stearate [Tegin P]; The acid alkali of anion is such as 16/octadecanol and cetearyl sodium sulfate [Lanette N, CutinaLE, Crodacol GP], 16/octadecanol and sodium lauryl sulfate [Lanette W], three lauryl alcohol polyethers-4 phosphate esters and glycol stearate and PEG-2 stearate [Sedefos 75], tristerin and sodium lauryl sulfate [Teginacid Special]; And the acid alkali of cation, such as 16/octadecanol and cetyl trimethyl ammonium bromide.
Other available oil-soluble or dispersibility additive comprise gentle surfactant, fatting agent, denseness regulatory factor, additional thickening agent, polymer, stabilizing agent, bioactive ingredients, deodorant activities composition, dandruff agent, film former, sweller, the ultraviolet protection factor, antioxidant, antiseptic, insecticide, solubilizing agent, coloring agent, antibacterial etc.
Can be used for the inorganic salt of this paper and complex or pigment comprise be scattered in the oil phase be coated with encapsulated particulate those, comprise for example zinc and derivant (for example zinc oxide, zinc carbonate ammonium, zinc acetate, zinc sulfate), zirconium and derivant (for example zirconium carbonate ammonium) thereof.
Described microgranule also has and is positioned at their lip-deep polymer amphiphilic stabilizing agent D.This type of stabilizing agent is amphipathic, also comprises hydrophilic radical because they have both comprised hydrophobic group.Because this structure, some amphiphilic substance can be used to stabilising dispersions.Described hydrophilic radical is ionic or polar in essence.
Usually, be applicable to that stable amphipathic polymer is the hydrophobic polymer that is made between approximately monomer between-110 ℃ and 20 ℃ or their mixture by the Tg value, for example acrylic acid C 1-C 30Arrcostab such as acrylic acid methyl ester. (9 ℃ of Tg), ethyl acrylate (Tg-23 ℃), propyl acrylate, butyl acrylate (Tg-49 ℃) etc., and other material include but not limited to methacrylic acid stearyl (Tg-100 ℃).
The Tg value is found in for example Brandrup ﹠amp; In " Polymer Handbook " (third edition) that immergut edits (publishing house: Wiley Interscience, 1989 ISBN:0-471-81244-7).
Other material that works comprises that promptly becoming anionic monomer and potential cationic monomer by potential anionic monomer in high pH environment promptly becomes the oil-soluble polymers that cationic monomer constitutes such as amine type molecule in low pH environment.Anionic monomer comprises acrylic acid, methacrylic acid, maleic anhydride, ethylacrylic acid, fumaric acid, maleic acid, maleic anhydride, itaconic acid, itaconic anhydride .beta.-methylacrylic acid, vinyl acetic acid, (methyl) allyl sulphonic acid, vinyl sulfonic acid and 2-acrylamide-2-methyl propane sulfonic acid.Preferably, anionic monomer is carboxylic acid or anhydride.Especially preferred amphiphilic stabilizing agent comprises those described in the 15th page of the 17th to 22 row of WO-2005-123009 and the 20th page of the 19th to 26 row of WO-2005-123796.
The polymer amphiphilic stabilizing agent D of preferred type is (methyl) alkyl acrylate and the monomeric copolymer of carboxyl-functional, and it can be prepared as follows:
With (methyl) alkyl acrylate, carboxyl-functional monomer and suitable oil soluble thermal initiators for example 2,2 '-azo two (2-methylbutyronitrile) is dissolved in the atent solvent, for example aliphatic series or aromatic hydrocarbon solvent are such as ISOPAR
Figure A200780020894D0019172047QIETU
Under 80 ℃ to 90 ℃ reaction temperature, during 2 to 6 hours in, this mixture is joined in the container that comprises other solvent and thermal initiator.To be reflected at and keep its postcooling and discharge under this temperature again two hours.
Alkyl in (methyl) alkyl acrylate can be any suitable alkyl, however preferred C 1-C 22Alkyl.The carboxyl-functional monomer be selected from above-mentioned those.
(methyl) alkyl acrylate: the carboxyl-functional monomer ratio is that benchmark can be 0.5 to 8.0:1 with the mole, and preferred 0.75 to 6.0:1, and most preferably 1.0 to 4.0:1.
In one embodiment of the invention, preferred stabilizing agent is the EMI-759 that derives from Ciba SpecialtyChemicals.
Molecular weight can record via conventional chromatogram technology well known to those skilled in the art.Typical molecular weight is in 10,000 to 60,000 scope, and is the most typical in 15,000 to 40,000 scope.
In general, according to the present invention, can obtain mean diameter and mostly be about 400 microns anti-ization chromatic colorant agent microgranule most.Preferably, be used for the mean diameter of the anti-ization chromatic colorant agent microgranule that skin protection uses less than about 100 microns.Advantageously, mean diameter as 1 to 40 micron, and especially is 1 to 30 micron in about 1 to 60 micron scope.According to the standardization program of write up in the document, measure particle mean size with the Coulter Particle Size Analyzer.
One or more coloring agent of described particle entrainment, and described coloring agent can be any coloring agent, for example dyestuff, pigment or color lake.The typical coloring agent that is applicable to cosmetics comprises any organic or inorganic pigment, or CTFA and FDA allow to be used for coloring agent such as the color lake, ferrum oxide, titanium dioxide, iron sulfide of cosmetics or other is used for the conventional pigment of cosmetic formulations.Preferred toner.
The example of pigment comprises inorganic pigment, such as white carbon black, D﹠amp; C is red 7, calcium color lake, D﹠amp; C is red 30, Talcum color lake, D﹠amp; C is red 6, barium color lake, russet ferrum oxide, yellow iron oxide, brown iron oxide, Talcum, Kaolin, Muscovitum, mica titanium, red iron oxide, magnesium silicate and titanium oxide; And organic pigment, such as red #202, red #204, red #205, red #206, red #219, red #228, red #404, yellow #205, yellow #401, orange #401 and blue #404.The example of reducing dye is red #226, blue #204 and blue #201.The example of lake colours comprises the various acid staiies that form the color lake with aluminum, calcium or barium.
In one embodiment, described coloring agent is the aqueous solution of water-soluble dye.This type of dyestuff comprises FD﹠amp; C blue #11, FD﹠amp; C blue #12, FD﹠amp; The green #13 of C, FD﹠amp; The red #13 of C, FD﹠amp; The red #140 of C, FD﹠amp; C yellow #15, FD﹠amp; C yellow #16, D﹠amp; C blue #14, D﹠amp; The blue #19 of C; D﹠amp; The green #15 of C, D﹠amp; The green #16 of C, D﹠amp; The green #18 of C, D﹠amp; C orange #14, D﹠amp; C orange #15, D﹠amp; C orange #110, D﹠amp; C orange #111, D﹠amp; C orange #117, FD﹠amp; The red #14 of C, D﹠amp; The red #16 of C, D﹠amp; The red #17 of C, D﹠amp; The red #18 of C, D﹠amp; The red #19 of C, D﹠amp; The red #117 of C, D﹠amp; The red #119 of C, D﹠amp; The red #121 of C, D﹠amp; The red #122 of C, D﹠amp; The red #127 of C, D﹠amp; The red #128 of C, D﹠amp; The red #130 of C, D﹠amp; The red #131 of C, D﹠amp; The red #134 of C, D﹠amp; The red #139 of C, FD﹠amp; The red #140 of C, D﹠amp; C purple #12, D﹠amp; C yellow #17, Ext.D﹠amp; C yellow #17, D﹠amp; C yellow #18, D﹠amp; C yellow #111, D﹠amp; The brown #11 of C, Ext.D﹠amp; C purple #12, D﹠amp; Blue #16 of C and D﹠amp; The yellow #110 of C.
Above dyestuff is the material of the commercially available acquisition known, simultaneously their chemical constitution for example is described in " 21C.F.R. " the 74th part (revision on April 1st, 1988) and by Cosmetics, Toiletry and Fragrances Association is in " CTFACosmetic Ingredient Handbook " (1988) that Inc. announces.
Certified dyestuff can be water miscible, or is preferably its color lake.The color lake is an organic pigment, and it can prepare by soluble dye being deposited on form on the reaction of basis or the absorbed layer as pigment.Most of color lakes are derived from aluminum, barium or calcium.When expectation can not make the provisional color of dye (being tending towards carrying out as oil-soluble dyes), these insoluble pigment are mainly used in powdery or the liquid cosmetic product.The color lake is used for these products with inorganic pigment such as ferrum oxide, zinc oxide and titanium dioxide (the whitest Chinese white).
Following table has been listed the got dyes and dyestuffs that allows to be used for food, medicine and/or cosmetics at present.The selected coloring agent that is used for herein is preferably selected from following exemplary lists.
Table I-authenticated the dyestuff (FDC pigment) that is used for food, medicine, cosmetics
The blue #1 of FD﹠C The green #3 of FD﹠C The red #4 of FD﹠C
The red #40 of FD﹠C The yellow #5 of FD﹠C The yellow #6 of FD﹠C
The authenticated dyestuff that is used for local application medicine and cosmetics of table 2-
The purple #2 of Ext.DC The yellow #7 of Ext.D﹠C The purple #2 of Ext.D﹠C
The brown #1 of D﹠C The red #4 of FD﹠C The red #17 of D﹠C
The red #31 of D﹠C The red #34 of D﹠C The red #39 of D﹠C
The purple #2 of D﹠C The blue #4 of D﹠C The green #6 of D﹠C
The green #8 of D﹠C The yellow #7 of D﹠C The yellow #8 of D﹠C
The yellow #11 of D﹠C D﹠C orange #4 D﹠C orange #10
D﹠C orange #11
The authenticated dyestuff that only can be used in medicine and the food of table 3-
The blue #4 of D﹠C The brown #1 of D﹠C The green #5 of D﹠C
The green #6 of D﹠C The green #8 of D﹠C D﹠C orange #4
D﹠C orange #5 D﹠C orange #10 D﹠C orange #11
The red #6 of D﹠C The red #7 of D﹠C The red #17 of D﹠C
The red #21 of D﹠C The red #22 of D﹠C The red #27 of D﹠C
The red #28 of D﹠C The red #30 of D﹠C The red #31 of D﹠C
The red #33 of D﹠C The red #34 of D﹠C The red #36 of D﹠C
The purple #2 of D﹠C The yellow #7 of D﹠C The yellow #8 of D﹠C
The yellow #10 of D﹠C The yellow #11 of D﹠C
Need not to authenticate and can forever list some additives of pigments that are used for cosmetic applications and comprise aluminium powder, annatto, bismuth oxychloride, bronze powder, caramel, carmine, beta-carotene, chromium hydroxide green, chrome oxide green copper (metal dust), dihydroxy acetone, disodiumedetate-copper, ammonium ferrocyanide ferrum, ferric ferrocyanide, guanine (Margarita elite), guaiazulene (azulenes), ferrum oxide, luminescing zinc sulphide, manganese violet, Muscovitum, pyrophyllite, silver (being used for colored fingernail glazing), titanium dioxide, ultramarine pigment (blueness, green, pink, redness and purple), and zinc oxide.
The method for preparing coloured particle of the present invention relate to the matrix polymer aqueous solution that will comprise coloring agent be distributed to can not with the miscible liquid of water in.Usually, can not be the blend of organic liquid or organic liquid with the miscible liquid of water.Preferred organic liquid is the volatility paraffin oil, but also can use the mixture of volatility and non-volatile paraffin oil.The mixture of volatility and non-volatile paraffin oil can approximately uniform by weight ratio use, but in general, preferred use excessive nonvolatile oil, for example by weight greater than 50 to 75 parts of nonvolatile oils to by weight 25 to less than 50 parts of ethereal oils.
In described method, wish can not with the miscible liquid of water in comprise polymer amphiphilic stabilizing agent.The amphiphilic stabilizing agent can be the amphiphilic stabilizing agent of any suitable commercially available acquisition, for example
Figure A200780020894D00221
(deriving from ICI).Suitable stabilizing agent also comprises the stabilizing agent described in the WO-A-97/24179.
Though can comprise other stable material except that the amphiphilic stabilizing agent such as surfactant, general preferred unique stable material is the amphiphilic stabilizing agent.
In described method, can realize dehydration by any method easily.Expectation makes the Water-In-Oil dispersion stand vacuum distilling, can realize dehydration.In general, this needs high temperature, for example 25 ℃ or higher temperature.Though might use for example 80 ℃ to 90 ℃ of higher temperature, general preferred use is lower than 70 ℃ temperature, for example 30 ℃ to 60 ℃.
Expectation can realize dehydration by spray drying rather than vacuum distilling.This can realize by the spray drying process described in the WO-A-97/34945 aptly.
Described dehydration is removed from the matrix polymer aqueous solution and is anhydrated and volatility counter ion counterionsl gegenions component, obtains exsiccant polymeric matrix, and it does not dissolve in water and can not swelling, wherein comprises the coloring agent that is distributed in the whole polymeric matrix.
Average diameter is that 0.1 to 60 micron encapsulated colorants microgranule is preferred in the skin protection application, for example 1 to 40 micron, and especially 1 to 30 micron.The encapsulated colorants microgranule can comprise 1% to 60% at least a coloring agent by weight, and for example by weight 5% to 40%, and especially 7% to 25%.
Preferred average diameter can change according to the purposes that is intended to.For example, an embodiment of this invention can be the facial skin care formulation of liquid, and described preparation comprises at least 2 kinds of encapsulated colorants, and has the preferred size scope between 10 to 30 microns.Another embodiment can be the lip pomade preparation, and described preparation comprises at least 2 kinds of encapsulated colorants, and described coloring agent has the preferred size between 1 to 10 micron.
In the present invention, according to the compositions that can be used for face, antelabium, eyelashes, hand and body, define skin care compositions and/or application and/or preparation and/or preparation.Find, use the skin care formulation compositions that comprises microgranule, be mixed with at least a encapsulated colorants in the described microgranule, can use the desirable effect of back generation.It should be noted that to comprise at least 2 kinds of compositionss with micro encapsulation colorant blend of unique and completely different color, especially more than one primary colors blends, is to be used to produce the natural effective ways that texture colour of skin effect is arranged.In addition, the micro encapsulation coloring agent can provide more strikingly color to being used for ocular (comprising eyelashes) product on every side.Primary colors is interpreted as being meant redness, yellow and blue.Another feature of microgranule of the present invention is to have eliminated non-encapsulated colorants milling or process of lapping of experience usually.Described coloring agent is preferably organic.Use for other skin protection, for example kermes or rouge, described preparation can only comprise a kind of micro encapsulation coloring agent.
In one embodiment, the blend of the micro encapsulation coloring agent that provides separately at least 2 kinds of independent substrate polymeric materials is provided described skin care compositions.In another embodiment, at least 2 kinds of micro encapsulation coloring agent are present in the single matrix material.
Skin care compositions comprises about 0.1% to about 70% weight by described composition total weight as described in the present invention, for example about 0.5% to about 50% weight, especially about 0.5% at least a encapsulated colorants and cosmetics acceptable carrier or adjuvant to about 35% weight.Though it is acceptable that water is cosmetics, and in most of the cases also exist, phrase " cosmetics acceptable carrier or adjuvant " also is intended to comprise the material in the skin care compositions of being generally used for beyond dewatering.
Skin care formulation can be formulated into Water-In-Oil, oil-in-water, water-in-silicone or water-covered siloxane emulsion, alcohol or contain vesicle dispersion, anhydrous liquid or the solid of alcohol formulations, ion or non-ionic amphiphilic lipoid, liquid, aqueous or solid, gel or solid stick thing or powder as described in the present invention.Preferably, described skin care formulation is liquid, solid or powder type.
As Water-In-Oil or O/w emulsion, described skin care formulation preferably comprises about 5% to about 50% oil phase, about 0.5% to about 20% emulsifying agent and about 10% to about 90% water.Described oil phase can comprise any oil that is applicable to skin care formulation, for example one or more hydrocarbon ils, wax, natural oil, silicone oil, fatty acid ester or aliphatic alcohol.
Skin protection liquid can comprise the trace for example monohydroxy or the polyol of maximum about 10% weight, such as ethanol, isopropyl alcohol, propylene glycol, hexanediol, glycerol or sorbitol.
Skin care formulation can be contained in the several formulations as described in the present invention.Especially consider following preparation, for example: facial treatment milk, multiple emulsion, skin protection oil, talcum powder; Lip pomade, lip gloss, eye shadow, mascara, informer, liquid make-up, cake cosmetics, day cream or powder, profit are showed, the face cosmetic of cream and powder (loose or compacting) form; With the photoprotection preparation, such as U.S. black emulsion, cream and oil, sunscreen and pre-U.S. black preparation.
Form according to skin care formulation, except microparticulate coloring agent, it also comprises other component, for example sequestering agent, other coloring agent and effect pigment are such as pearling agent, spice, thickening agent or curing (denseness adjusting) agent, film former, absorbent, the anti-acne active substance, antiperspirant active, anti-wrinkle and anti-skin atrophy actives matter, astringent, hydrophilic conditioning agent, the hydrophobicity conditioner, the astigmatism agent, the oil-soluble polymers gellant, hydrophilic gelling agent, across-linked siloxane polymer, decorticating agent, element-vitamine compound and precursor, chelating agen, enzyme, flavonoid, the sterone chemical compound, emollient, UV absorbent and sunscreen actives, skin protection and/or skin are consoled and/or the skin healing agent, antioxidant, antiseptic, skin whitener and/or skin lightening agent and/or self-tanning agent.
Via method well known in the art, by suitable microparticulate coloring agent physical mixed is prepared compositions as described in the present invention in skin care formulation.This paper case description some these class methods.
The present invention also provides a kind of skin/body/eyelashes method of colouring that makes, described method comprises that to the described skin/body of at least a portion/eyelashes applicating liquid or solid skin care preparation, described skin care formulation contains the blend of at least a encapsulated colorants as mentioned above of effective tinctorial yield.
Embodiment 1: the microparticulate coloring agent that uses the preparation of siloxane surface regulator and polymer blend
By with the yellow #5 aluminum of 7.5g dyestuff color lake (FD﹠amp; The yellow #5 A1 of C color lake (
Figure A200780020894D00241
Derive from Sun Chemical, press the former state of being supplied)) join methacrylate copolymer (polymer A-methyl methacrylate-ethyl acrylate-acrylic acid methyl ester .-acrylic acid 35/27/27/11% weight monomer ratio of 30g about 30%, have about 10,000 molecular weight) in the aqueous solution, and under high shear, stir this mixture until the coloring agent homodisperse, prepare the aqueous colorant phase.
Subsequently described coloring agent is added in second aqueous solution, described second aqueous solution is by the methacrylate micro-emulsion polymerization thing of 100g about by weight 46% (polymer B-comprise 32% styrene-methylmethacrylate copolymer (70/30% weight monomer ratio by weight, have about 200,000 molecular weight) and 14% weight styrene-acrylic copolymer (65/35% weight monomer ratio, have about 6,000 molecular weight) microemulsion) and 40g water constitute.After initial the stirring, add the 16g zinc oxide, and under high shear, stir the described water that contains, until all components homodisperse.
By mixing 400g hydrocarbon solvent (Isopar G, derive from Multisol, Chester UK), 40g 25% amphipathic polymer stabilizing agent (polymer D-methacrylic acid stearyl/butyl acrylate/acrylic copolymer by weight, 60/21/19% weight monomer ratio, have about 10,000 molecular weight) hydrocarbon solution and 4g Ciba SiA1 (deriving from the amino-functional silicone of Ciba SpecialtyChemicals Corporation) prepares oil phase.
With described moisture being added in the oil phase, stir with agitator with Silverson L4R high shear laboratory simultaneously.Make described emulsion homogenize 20 minutes, keep temperature to be lower than 30 ℃ simultaneously.
Water-in-oil emulsion is transferred in the 2000ml reaction flask, and stood vacuum distilling and anhydrate from microcapsule, to remove.After the distillation, the microcapsule slurry in the hydrocarbon solvent is filtered, desolvate to remove.Wash filter cake with water, and at 90 ℃ of following oven dryings, with the mobile powder that gains freedom.
The gained microcapsule has about by weight 8% dyestuff color lake loadings, and the particle mean size of 25 μ m (using the Sympatec Particle Size Analyzer to measure).
Embodiment 2: use the little of alternative siloxane surface regulator and polymer blend preparation The grain coloring agent
By with the yellow #5 of 7.5g color lake ( Derive from Sun Chemical, press the former state of being supplied) join in methacrylate copolymer (polymer A-according to the embodiment 1) aqueous solution of 30g about 30%, and under high shear, stir this mixture until the coloring agent homodisperse, prepare the aqueous colorant phase.Subsequently described coloring agent is added in second aqueous solution, described second aqueous solution is made of methacrylate emulsion polymer (according to the polymer B among the embodiment 1) and the 40g water of 100g about 46%.After initial the stirring, add the 16g zinc oxide, and under high shear, stir the described water that contains, until all components homodisperse.
By mixing 400g hydrocarbon solvent (Isopar G derives from Multisol, Chester UK), 40g 25% amphipathic polymer stabilizing agent (according to the polymer D among the embodiment 1) hydrocarbon solution and 8g octadecanol by weight, prepare oil phase.
With described moisture being added in the oil phase, stir with agitator with Silverson L4R high shear laboratory simultaneously.Make described emulsion homogenize 20 minutes, keep temperature to be lower than 30 ℃ simultaneously.
The gained water-in-oil emulsion is transferred in the 700mL reaction flask, and stood vacuum distilling and anhydrate from microcapsule, to remove.After the distillation, the microcapsule slurry in the hydrocarbon solvent is filtered, desolvate to remove.Wash filter cake with water, and at 90 ℃ of following oven dryings, with the mobile powder that gains freedom.
The gained microcapsule has about by weight 8% dyestuff color lake loadings, and the particle mean size of 25 μ m (using the Sympatec Particle Size Analyzer to measure).
Comparing embodiment 1a: the microparticulate coloring agent that uses a kind of polymer manufacture
By with the yellow #5 of 7.5g color lake (
Figure A200780020894D00261
Derive from Sun Chemical, press the former state of being supplied) join in methacrylate polymers (according to the polymer A among the embodiment 1) solution and 50g water of 180g about by weight 30%, prepare the aqueous colorant phase.After initial the stirring, add the 16g zinc oxide, and under high shear, stir the described water that contains, until all components homodisperse.
By mixing 400g hydrocarbon solvent (Isopar G derives from Multisol, Chester UK), 40g 25% amphipathic polymer stabilizing agent (according to the polymer D among the embodiment 1) hydrocarbon solution and 4g Ciba by weight
Figure A200780020894D00262
SiA1 prepares oil phase.
With described moisture being added in the oil phase, stir with agitator with Silverson L4R high shear laboratory simultaneously.Make described emulsion homogenize 20 minutes, keep temperature to be lower than 30 ℃ simultaneously.
The gained water-in-oil emulsion is transferred in the 700mL reaction flask, and stood vacuum distilling and anhydrate from microcapsule, to remove.After the distillation, the microcapsule slurry in the hydrocarbon solvent is filtered, desolvate to remove.Wash filter cake with water, and at 90 ℃ of following oven dryings, with the mobile powder that gains freedom.
Comparing embodiment 1b: the microparticulate coloring agent that uses a kind of polymer manufacture
By with the yellow #5 of 7.5g color lake (
Figure A200780020894D00263
Derive from Sun Chemical, press the former state of being supplied) join in methacrylate emulsion polymer (according to the polymer B among the embodiment 1) solution and 50g water of 120g about by weight 45%, prepare the aqueous colorant phase.After initial the stirring, add the 16g zinc oxide, and under high shear, stir the described water that contains, until all components homodisperse.
By mixing 400g hydrocarbon solvent (Isopar G derives from Multisol, Chester UK), 40g 25% amphipathic polymer stabilizing agent (according to the polymer D among the embodiment 1) hydrocarbon solution and 4g Ciba by weight
Figure A200780020894D00264
SiA1 prepares oil phase.
With described moisture being added in the oil phase, stir with agitator with Silverson L4R high shear laboratory simultaneously.Make described emulsion homogenize 20 minutes, keep temperature to be lower than 30 ℃ simultaneously.
The gained water-in-oil emulsion is transferred in the 700mL reaction flask, and stood vacuum distilling and anhydrate from microcapsule, to remove.After the distillation, the microcapsule slurry in the hydrocarbon solvent is filtered, desolvate to remove.Wash filter cake with water, and at 90 ℃ of following oven dryings, with the mobile powder that gains freedom.
Comparing embodiment 1c: the microparticulate coloring agent that uses a kind of polymer manufacture
By with the yellow #5 of 7.5g color lake (
Figure A200780020894D00265
Derive from Sun Chemical, press the former state of being supplied) join in methacrylate emulsion polymer (according to the polymer B among the embodiment 1) solution and 50g water of 120g about by weight 45%, prepare the aqueous colorant phase.After initial the stirring, add the 16g zinc oxide, and under high shear, stir the described water that contains, until all components homodisperse.
By mixing 400g hydrocarbon solvent (Isopar G derives from Multisol, Chester UK), 40g 25% amphipathic polymer stabilizing agent (according to the polymer D among the embodiment 1) hydrocarbon solution by weight, prepare oil phase.
With described moisture being added in the oil phase, stir with agitator with Silverson L4R high shear laboratory simultaneously.Make described emulsion homogenize 20 minutes, keep temperature to be lower than 30 ℃ simultaneously.
The gained water-in-oil emulsion is transferred in the 700mL reaction flask, and stood vacuum distilling and anhydrate from microcapsule, to remove.After the distillation, the microcapsule slurry in the hydrocarbon solvent is filtered, desolvate to remove.Wash filter cake with water, and at 90 ℃ of following oven dryings, with the mobile powder that gains freedom.
Comparing embodiment 2: use polymer blend and do not have the microparticulate coloring agent that regulator prepares
According to the method among the embodiment 1, different is not contain TINOCARE SiA1 in the oil phase formulation.
Comparing embodiment 3: use the little of non-best polymer blend and siloxane surface regulator preparation The grain coloring agent
According to the method among the embodiment 1, different is to be prepared as follows to contain water:
By with the yellow #5 A1 of 7.5g color lake ( Derive from Sun Chemical, press the former state of being supplied) join in methacrylate copolymer (according to the polymer A among the embodiment 1) aqueous solution of 90g about 30%, and under high shear, stir this mixture until the coloring agent homodisperse, prepare the aqueous colorant phase.Subsequently described coloring agent is added in second aqueous solution, described second aqueous solution is made of methacrylate emulsion polymer (according to the polymer B among the embodiment 1) and the 20g water of 60g about by weight 46%.After initial the stirring, add the 16g zinc oxide, and under high shear, stir the described water that contains, until all components homodisperse.
Comparing embodiment 4: the siloxane surface regulator system of using polymer blend and distillation back to add The microparticulate coloring agent that is equipped with
By with the yellow #5 A1 of 7.5g color lake (
Figure A200780020894D00272
Derive from Sun Chemical, press the former state of being supplied) join in methacrylate copolymer (according to the polymer A among the embodiment 1) aqueous solution of 30g about 30%, and under high shear, stir this mixture until the coloring agent homodisperse, prepare the aqueous colorant phase.Subsequently described coloring agent is added in second aqueous solution, described second aqueous solution is made of methacrylate emulsion polymer (according to the polymer B among the embodiment 1) and the 40g water of 100g about by weight 46%.After initial the stirring, add the 16g zinc oxide, and under high shear, stir the described water that contains, until all components homodisperse.
By mixing 400g hydrocarbon solvent (Isopar G derives from Multisol, Chester UK), 40g 25% amphipathic polymer stabilizing agent (according to the polymer D among the embodiment 1) hydrocarbon solution by weight, prepare oil phase.
With described moisture being added in the oil phase, stir with agitator with Silverson L4R high shear laboratory simultaneously.Make described emulsion homogenize 20 minutes, keep temperature to be lower than 30 ℃ simultaneously.
Water-in-oil emulsion is transferred in the 700mL reaction flask, and stood vacuum distilling and anhydrate from microcapsule, to remove.The distillation back adds 4g Ciba
Figure A200780020894D00281
SiA1, and described mixture was kept one hour down at 90 ℃.
After the cooling, the microcapsule slurry in the hydrocarbon solvent is filtered, desolvate to remove.Wash filter cake with water, and at 90 ℃ of following oven dryings, with the mobile powder that gains freedom.
Change the color method of testing.
Preparationization color test solution: the 1) citrate buffer of pH4 (FIXANAL), 2) 5% the Tween 80 aqueous solutions by weight phosphate buffer (FIXANAL) of pH7,3) 5% propylene glycol (pg) aqueous solution and 4 by weight).By the 1g microparticulate coloring agent is joined in every kind of tested media of 99g, test.This test solution that vibrates, and in 40 ℃ of baking ovens, placed 24 hours.After the cooling, make liquid, aqueous by the submicron microfilter to remove any capsule fragment, the coloring agent reference material that makes with the identical dye solution classification dilution of part each 1,000,000 parts (ppm) concentration known that be unit before the contrast comes vision evaluation afterwards.Alternatively, can be by the absorption spectrum at the respective wavelength place that pays close attention to, thereby and use the method that those skilled in the art were familiar with-Beer law correction, and analyze and measure the dye strength in liquid, aqueous, all products in the following table all use FD﹠amp; The yellow #5 of C is as coloring agent.
Figure A200780020894D00291
1Percentage by weight calculates based on the weight of initial hydrocarbon ils.
2(adding) stage is meant the moment that adds regulator.
3SiAl=Ciba TINOCARE SiA1; The StOH=stearyl alcohol.
Result in the table has shown beneficial effect of the present invention.
By the change color result of comparing embodiment CEX 1c and Embodiment C EX 2, can find out the medium effect of independent adding polymer blend.
Change color result by comparing embodiment CEX 1c and CEX 1b can find out the limited effect that additive is independent.
By with embodiment 1 and 2 and the change color result of Embodiment C EX 2 compare, can find out the effect of adding polymer blend and additive in reaction scheme (promptly so the described embodiment of invention).
By the change color result of comparing embodiment 1 and 2, can find out the effect of additive types.These embodiment show that surface conditioner selects to have provided less difference; But these two all is significant improvement for independent polymer blend.
Change color result by comparing embodiment 1 and CEX 4 can find out with post processing and compare, and adds the effect of additive during processing scheme.The siloxane surface regulator is remarkable poor efficiency to the post processing of powder.
Skin care compositions embodiment
Embodiment 1
The oil-in-water mascara
Phase Material Weight %
A Glyceryl monostearate 5.250
A Black iron oxide 7.250
A Distearyl Dimethyl Ammonium Strese Hofmann's hectorite. 2.250
A Stearic acid 2.750
A Carlow crust wax 2.000
A Triethanolamine 1.750
A Synthetic wax 1.500
A Polyvinyl alcohol 1.500
A Allyl carbonate 0.750
A Lecithin 1.250
A Oleic acid 80% 1.000
B Acrylate copolymer 5.170
B Deionized water 40.18
B Dimethyl-silicon fat liquor 30% 0.200
C Xanthan gum 0.6
C Propylene glycol 3.000
D The ammonium acrylate copolymer 17.79
E Ethanol SD 40-B 1.000
E Benzylalcohol 0.650
E Pantothenylol 0.280
E Phenyl phenol 0.280
E Methyl parahydroxybenzoate 0.200
E Ethylparaben 0.200
E Propyl p-hydroxybenzoate 0.100
E Sodium versenate 0.100
F Encapsulated red pigment --
F Encapsulated yellow uitramarine --
F Encapsulated blue pigment 3.00
Amount to 100.000
A is to molten wax in heating, and with the Cowles blade mixer pigment is disperseed.B phase material stirs under environmental condition together, and C phase material also stirs under environmental condition together, then it is joined B mutually in (gel B mutually in), stir this mixture and be heated to about 85 ℃ subsequently.A and B/C are mixed mutually to produce oil-in-water (wax) emulsion.This mixture was stirred 15 minutes, be cooled to room temperature then gradually.During cooling, with D mutually and E be added in the mixture and be lower than 60 ℃ of stirrings down.In case mascara has been cooled to about 25 ℃ to 50 ℃, F is added to and mixes with mascara.
Embodiment 2
The oil-in-water mascara
Phase Material Weight %
A Glyceryl monostearate 5.250
A Black iron oxide 7.250
A Distearyl Dimethyl Ammonium Strese Hofmann's hectorite. 2.250
A Stearic acid 2.750
A Carlow crust wax 2.000
A Triethanolamine 1.750
A Synthetic wax 1.500
A Polyvinyl alcohol 1.500
A Allyl carbonate 0.750
A Lecithin 1.250
A Oleic acid 80% 1.000
B Acrylate copolymer 5.170
B Deionized water 40.18
B Dimethyl-silicon fat liquor 30% 0.200
C Xanthan gum 0.6
C Propylene glycol 3.000
D The ammonium acrylate copolymer 17.79
E Ethanol SD 40-B 1.000
E Benzylalcohol 0.650
E Pantothenylol 0.280
E Phenyl phenol 0.280
E Methyl parahydroxybenzoate 0.200
E Ethylparaben 0.200
E Propyl p-hydroxybenzoate 0.100
E Sodium versenate 0.100
F 20 μ m polyethylene wax pellets 1.00
G Encapsulated red pigment 1.00
G Encapsulated blue pigment 1.00
Amount to 100.000
A is to molten wax in heating, and with the Cowles blade mixer pigment is disperseed.B phase material stirs under environmental condition together, and C phase material also stirs under environmental condition together, then it is joined B mutually in (gel B mutually in), stir this mixture and be heated to about 85 ℃ subsequently.A and B/C are mixed mutually to produce oil-in-water (wax) emulsion.This mixture was stirred 15 minutes, be cooled to room temperature then gradually.During cooling, with D mutually and E be added in the mixture and be lower than 60 ℃ of stirrings down.F is the spherical polyethylene Wax particles mutually, and it utilizes typical method known in the art such as spray drying to prepare separately.In case mascara has been cooled to about 25 ℃, mutually and G is added to and mix with mascara with F.
Embodiment 3
Anhydrous mascara
Phase Material Weight %
A Tall oil glyceride 0.500
A The Foral pentaerythritol ester 2.000
A Carlow crust wax 5.000
A Tissuemat E 8.500
A The trihydroxy tristerin 2.500
A Propyl p-hydroxybenzoate 0.100
A BHA 0.100
A Phenyl phenol 99% 0.800
A Petroleum distillate 60.50
B Distearyl Dimethyl Ammonium Strese Hofmann's hectorite. 6.000
C Allyl carbonate 2.000
D Black iron oxide 7.000
E Encapsulated blue pigment 5.000
Amount to 100.000
The low shear-mixed mode of fusion A phase constituent and warp mixes.B add to gradually mutually A mutually in, disperse with the high shear mixing mode subsequently.Adding C then also sneaks into the high shear mixing mode mutually.Then adding D also disperses with the high shear mixing mode mutually.This batch material is cooled to environmental condition, and interpolation E phase is also sneaked into wherein.
Embodiment 4 to 5
Water-covered siloxane face cosmetic compositions
Embodiment 4 Embodiment 5
Phase Material Weight % Weight %
A1 Decamethylcyclopentaandoxane 9.145 9.145
A2 Ten diformazan basic rings, six siloxanes 2.065 2.065
A3 Neopentanoic acid tridecyl ester 8.000 8.000
A4 The PCA polydimethylsiloxane 2.000 2.000
A5 Propyl p-hydroxybenzoate 0.150 0.150
A6 Behenic acid eicosyl ester 0.300 0.300
A7 Stearyl alcohol 0.750 0.750
B1 Titanium dioxide (with) polyglyceryl-4 isostearate (with) cetyl dimethione polyol (with) lauric acid hexyl ester (with) isopropyl three isostearic acid titaniums (1) 9.075 9.075
B2 Ferrum oxide (CI77492) (with) polyglyceryl-4 isostearate (with) cetyl dimethione polyol (with) lauric acid hexyl ester (with) isopropyl three isostearic acid titaniums (1) 0.810 0.810
B3 Ferrum oxide (CI77491) (with) polyglyceryl-4 isostearate (with) cetyl dimethione polyol (with) lauric acid hexyl ester (with) isopropyl three isostearic acid titaniums (1) 0.262 0.262
B4 Ferrum oxide (CI77499) (with) polyglyceryl-4 isostearate (with) cetyl dimethione polyol (with) lauric acid hexyl ester (with) isopropyl three isostearic acid titaniums (1) 0.143 0.143
B5 Silicon dioxide (2) --- 2.00
C1 Deionized water 54.000 52.000
C2 Methyl parahydroxybenzoate 0.200 0.200
C3 Phenyl phenol 0.500 0.500
C4 The hydroxypropyl starch phosphate ester 2.000 2.000
C5 Glycerol 2.250 2.250
C6 Butanediol 2.250 2.250
C7 Polyvinylpyrrolidone 1.000 1.000
C8 Sodium versenate 0.100 0.100
C9 The Palmic acid sucrose ester (with) tristerin (with) the stearic acid citric acid glyceride (with) sucrose (with) mannan (with) xanthan gum (3) 2.000 2.000
C10 Encapsulated red pigment 1.000 1.000
C11 Encapsulated yellow uitramarine 1.500 1.500
C12 Encapsulated blue pigment 0.500 0.500
(1) pigment of Kobo product-coating ITT
(2) Kobo product-silicon dioxide shell
(3)Uniquima-Arlatone V-175
With maximum number crutcher mixed C 1 and C9.Add C phase constituent 2,3,5,6,7,8,10,11 and 12.Provide the maximum number crutcher to stir and do not have air and bring into.With C heat phase to 70 ℃ to 80 ℃.In case batch of material reaches 70 ℃ to 80 ℃, add 50% C4.Be added to independently A phase constituent 1-5 in the container and begin the homogenize batching.With A heat phase to 70 ℃ to 80 ℃.With B be added to A mutually in, sheared about 20 to 30 minutes at top grade.In case AB reaches 70 ℃ to 80 ℃ mutually, add A phase constituent 6 to 7.With the AB phase transfer to C mutually in, helical stir simultaneously.Stirring is even until outward appearance.Prepare burden with the high shear homogenize.Heat remaining 50%C4.Keep, until reaching even.
Embodiment 6 to 7
Face cosmetic
Embodiment 6 Embodiment 7
Material Weight % Weight %
The elastomer gel (1) that DC9040 is crosslinked 25.0
The elastomer gel (2) that KSG15 is crosslinked 25.0
Dimethicone copolyol cross linked polymer (KSG21) (2) 0.5 0.5
Decamethylcyclopentaandoxane (DC245) (1) 11.0 9.0
PEG/PPG18/18 polydimethylsiloxane and ring-type polymethyl siloxane (Cyclomethicone) be (1) (DC5185) 2.0 2.0
Octyl methoxycinnamate 2.0 2.0
Carbonic acid ethylhexyl (Tegosoft DEC) (3) 2.0 2.0
Apply 50% dispersion (4) among the fibrillar sunscreen grade titanium dioxide D5SAS/TT0-S-3/D5 5.5 5.5
Be coated with the pigmentary titanium dioxide (9729) (5) of 2% polymethyl siloxane 9.00 9.00
Be coated with black iron oxide (5) * of 2% polymethyl siloxane 0.12 0.12
Be coated with yellow iron oxide (5) * of 2% polymethyl siloxane 1.2 1.2
Be coated with red iron oxide (5) * of 2% polymethyl siloxane 0.4 0.4
Encapsulated red pigment 1.25 0.25
Encapsulated yellow uitramarine 1.25 0.25
Encapsulated blue pigment 0.50 ---
Propyl p-hydroxybenzoate 0.1 0.1
Ethylparaben 0.1 0.1
Methyl parahydroxybenzoate 0.1 0.1
Disodiumedetate 0.1 0.1
Benzylalcohol 0.25 0.25
Sodium chloride 2.00 2.00
Glycerol 10.00 10.00
Water In right amount In right amount
(1) derives from Dow Corning
(2) derive from Shin-Etsu
(3) derive from Degussa
(4) derive from Miyoshi Kasei
(5) derive from Sensient
* these add as the serosity in ring penta siloxanes (D5)
Embodiment 6 to 7 can be prepared as follows: in the container that is fit to, add entry, glycerol, disodiumedetate and benzylalcohol, and use traditional technology to mix, up to obtaining clarifying water.When water is clarified, add methyl parahydroxybenzoate, and stir until clarification.Use Silverson SL2T or similar devices, stirring the gained phase under (8,000rpm, standard header) at a high speed.In an independent container, add KSG21, DC245, pigment dispersion, encapsulated redness, yellow and blue pigment, other oil, dispersant and p-Hydroxybenzoate, and use and to be set to high speed Silverson SL2T, grind described mixture, until forming uniform mixture.
After this step, mix water and siloxanes mutually, and use and be set to high speed SilversonSL2T and grind, mixed and form emulsion fully until water.Then, add elastomer, and use and be set to high speed Silverson and stir described mixture once more, to form final products.
Embodiment 8 to 9
The water-in-silicone face cosmetic
Embodiment 8 Embodiment 9
Phase Material Weight % Weight %
A1 Encircle penta siloxanes and dimethicone copolyol 9.000 9.000
A2 Neopentanoic acid tridecyl ester 6.300 6.300
A3 Decamethylcyclopentasiloxane 14.543 14.543
A4 Polyethylene Glycol (7) lauryl ether 0.500 0.500
A5 Propyl p-hydroxybenzoate 0.150 0.150
B1 Titanium dioxide (with) polyglyceryl-4 isostearate (with) cetyl dimethione polyol (with) lauric acid hexyl ester (with) isopropyl three isostearic acid titaniums (1) 12.062 12.062
B2 Ferrum oxide (CI77492) (with) polyglyceryl-4 isostearate (with) cetyl dimethione polyol (with) lauric acid hexyl ester (with) isopropyl three isostearic acid titaniums (1) 1.382 1.382
B3 Ferrum oxide (CI77491) (with) polyglyceryl-4 isostearate (with) cetyl dimethione polyol (with) lauric acid hexyl ester (with) isopropyl three isostearic acid titaniums (1) 0.314 0.314
B4 Ferrum oxide (CI77499) (with) polyglyceryl-4 isostearate (with) cetyl dimethione polyol (with) lauric acid hexyl ester (with) isopropyl three isostearic acid titaniums (1) 0.189 0.189
B5 Starch ocentyl succinic aluminum (4) 5.000 5.000
C1 Deionized water 17.510 17.510
C2 Polyvinylpyrrolidone 1.500 1.500
C3 Phenyl phenol 0.250 0.250
C4 Sodium versenate 0.100 0.100
C5 Sodium chloride 1.000 1.000
C6 The dehydroactic acid sodium-hydrate 0.200 0.200
D1 Encircle penta siloxanes (with) C30-45 alkyl 16 Stearyl dimethicone cross linked polymers (2) ---- 12.000
D2 Encircle penta siloxanes (with) C30-45 alkyl 16 Stearyl dimethicone cross linked polymers (with) titanium dioxide (with) ferrum oxide (3) 30.000 18.000
(1) pigment of Kobo product-coating ITT
(2)General Electric Silicones-Velvesil 125
(3)General Electric Silicones-1111-21-937
(4)National Starch-Dry Flo Elite BN
Mixed C phase in Plastic Drum.Provide maximum crutcher to stir and do not have air and bring into.A phase constituent 1 to 6 is added in the rustless steel jacketed vessel, begin high shear then and stir.With the B phase constituent add A mutually in, begin then to grind about 30 minutes at the HIGH shelves.Equably C is added in the container AB mutually in.Continue homogenize and obtain whole uniformity until visually.Add the D phase constituent then homogenize until reaching even.
Embodiment 10 to 14
The face cosmetic that comprises silicone elastomer
Embodiment 10 11 12 13 14
Phase Material Weight % Weight % Weight % Weight % Weight %
A Encircle penta siloxanes 21.64 33.64 18.14 12.75 14.30
A The DC9040 silicone elastomer gel 40.00 25.00 40.00 30.00 30.00
A The KSG-21 elastomer gel 5.00 5.00 5.00 5.00 5.00
B Polysiloxanes-7 0.00 0.00 0.00 17.39 17.39
B The allyl methacrylate cross linked polymer 0.00 0.00 0.00 1.50 1.50
Stearyl dimethicone 0.00 3.00 0.00 0.00 0.00
A Titanium dioxide and mineral oil and polymethyl siloxane 9.90 9.90 9.90 9.90 0.00
A Titanium dioxide and triethyl group octyl group silane 0.00 0.00 0.00 0.00 8.25
B Antiseptic 0.30 0.30 0.30 0.30 0.30
A Pigment 3.16 3.16 3.16 3.16 3.26
A Encapsulated red pigment 1.25 0.25 1.25 0.25 1.25
A Encapsulated yellow uitramarine 1.25 0.15 1.25 0.25 1.25
A Encapsulated blue pigment 0.50 0.10 0.50 0.00 0.50
B PAROSOL 1789 0.00 0.00 1.00 0.00 0.00
B Ethylhexyl salicylate 0.00 0.00 2.00 0.00 0.00
B Octocrylene 0.00 0.00 0.50 0.00 0.00
Water 9.55 9.55 8.33 16.55 16.55
Phenylbenzimidazolesulfonic acid 0.00 0.00 0.60 0.00 0.00
Triethanolamine 0.00 0.00 0.62 0.00 0.00
Glycerol 7.00 9.50 7.00 2.50 0.00
Methyl parahydroxybenzoate 0.10 0.10 0.10 0.10 0.10
Disodiumedetate 0.10 0.10 0.10 0.10 0.10
Benzylalcohol 0.25 0.25 0.25 0.25 0.25
In a suitable rustless steel container, mix the A phase constituent, until evenly.In an independent container that is equipped with thermal source, aqueous phase substance is heated to 50 ℃, and stirs until evenly.Sunscreen material, antiseptic, film former and granule (B mutually) are joined in the batch of material, and be stirred to evenly.If the use firming agent then will encircle penta mixture of siloxanes and be heated to the required temperature of fusing firming agent, and add firming agent.Water is cooled to below 30 ℃ mutually with siloxanes, and under high shear, stirs, to form emulsion.
Embodiment 15
The water-covered siloxane liquid cosmetic composition
Phase Material Weight %
A Encircle penta siloxanes 15.50
A The hexamethylene siloxanes 2.00
A The PCA polydimethylsiloxane 2.00
A Neopentanoic acid tridecyl ester 7.00
A Propyl p-hydroxybenzoate 0.20
A Methylmethacrylate copolymer 2.00
A Red iron oxide and isopropyl three isostearic acid titaniums 0.27
A Yellow iron oxide and isopropyl three isostearic acid titaniums 1.45
A Black iron oxide and isopropyl three isostearic acid titaniums 0.21
A Anatase tio2 and isopropyl three isostearic acid titaniums 4.08
A Rutile TiO2 and isopropyl three isostearic acid titaniums 4.08
A Talcum and isopropyl three isostearic acid titaniums 0.91
B Water 52.65
B Butanediol 0.60
B The PEG-10 polydimethylsiloxane 2.00
B Glycerol 0.60
B Methyl parahydroxybenzoate 0.30
B Sodium versenate 0.10
C Encapsulated yellow 5 aluminum color lakes 0.30
C Encapsulated red 36 0.20
D Phenyl phenol 0.80
E 2-(Acryloyloxy)ethanol/sodium acryloyldimethyl taurate copolymers and squalane and polysorbate 60 2.75
Amount to 100.00
With high-shear mixer A is mixed mutually with milling and to be in the same place, to disperse inorganic pigment (temperature of A phase should keep below 50 ℃).Abreast, stir the B phase, and be heated to 40 ℃, with the dissolving methyl parahydroxybenzoate.After p-Hydroxybenzoate dissolves, with encapsulated toner (C phase) join B mutually in.Then A is slowly joined mutually blended B mutually and C mutually in, stir with high-shear mixer simultaneously, with formation water-covered siloxane emulsion.After A has been shifted mutually fully, continue emulsifying ten minutes again with high-shear mixer, to guarantee emulsion evenly (between the phase emulsified phase, emulsion being cooled to 25 ℃ to 35 ℃).Then D is added in the emulsion, and restir five minutes, add the E phase afterwards.E phase liquid dispersion polymer is mixed in the emulsion, with increase viscosity, and stable emulsion.
Embodiment 16
Polychrome water-covered siloxane liquid cosmetic composition
Phase Material Weight %
A Encircle penta siloxanes 15.50
A The hexamethylene siloxanes 2.00
A The PCA polydimethylsiloxane 2.00
A Neopentanoic acid tridecyl ester 7.00
A Propyl p-hydroxybenzoate 0.20
A Methylmethacrylate copolymer 2.00
A Red iron oxide and isopropyl three isostearic acid titaniums 0.27
A Yellow iron oxide and isopropyl three isostearic acid titaniums 1.45
A Black iron oxide and isopropyl three isostearic acid titaniums 0.21
A Anatase tio2 and isopropyl three isostearic acid titaniums 4.08
A Rutile TiO2 and isopropyl three isostearic acid titaniums 4.08
A Talcum and isopropyl three isostearic acid titaniums 0.91
B Water 49.65
B Butanediol 0.60
B The PEG-10 polydimethylsiloxane 2.00
B Glycerol 0.60
B Methyl parahydroxybenzoate 0.30
B Sodium versenate 0.10
C Encapsulated yellow 5 aluminum color lakes 2.00
C Encapsulated red 36 1.00
C Encapsulated blue 1 aluminum color lake 0.50
D Phenyl phenol 0.80
E 2-(Acryloyloxy)ethanol/sodium acryloyldimethyl taurate copolymers and squalane and polysorbate 60 2.75
Amount to 100.00
With high-shear mixer A is mixed mutually with milling and to be in the same place, to disperse inorganic pigment (temperature of A phase should keep below 50 ℃).Abreast, stir the B phase, and be heated to 40 ℃, with the dissolving methyl parahydroxybenzoate.After p-Hydroxybenzoate dissolves, with encapsulated toner (C phase) join B mutually in.Then A is slowly joined mutually blended B mutually and C mutually in, stir with high-shear mixer simultaneously, with formation water-covered siloxane emulsion.After A has been shifted mutually fully, continue emulsifying ten minutes again with high-shear mixer, to guarantee emulsion evenly (between the phase emulsified phase, emulsion being cooled to 25 ℃ to 35 ℃).Then D is added in the emulsion, and restir five minutes, add the E phase afterwards.E phase liquid dispersion polymer is mixed in the emulsion, with increase viscosity, and stable emulsion.
Embodiment 17
Do not take off the water-covered siloxane liquid cosmetic composition of woman's persona
Phase Material Weight %
A Encircle penta siloxanes 15.50
A The hexamethylene siloxanes 2.00
A The PCA polydimethylsiloxane 2.00
A Neopentanoic acid tridecyl ester 7.00
A Propyl p-hydroxybenzoate 0.20
A Methylmethacrylate copolymer 2.00
A Red iron oxide and isopropyl three isostearic acid titaniums 0.27
A Yellow iron oxide and isopropyl three isostearic acid titaniums 1.45
A Black iron oxide and isopropyl three isostearic acid titaniums 0.21
A Anatase tio2 and isopropyl three isostearic acid titaniums 4.08
A Rutile TiO2 and isopropyl three isostearic acid titaniums 4.08
A Talcum and isopropyl three isostearic acid titaniums 0.91
B Water 50.65
B The PEG-10 polydimethylsiloxane 2.00
B Glycerol 1.20
B Methyl parahydroxybenzoate 0.30
B Sodium versenate 0.10
C Encapsulated yellow 5 aluminum color lakes 0.30
C Encapsulated red 36 0.20
D Phenyl phenol 0.80
E 2-(Acryloyloxy)ethanol/sodium acryloyldimethyl taurate copolymers and squalane and polysorbate 60 2.75
F Acrylate/methacrylic acid C12-22 alkyl ester copolymer and water and propylene glycol 2.00
Amount to 100.00
With high-shear mixer A is mixed mutually with milling and to be in the same place, to disperse inorganic pigment (temperature of A phase should keep below 50 ℃).Abreast, stir the B phase, and be heated to 40 ℃, with the dissolving methyl parahydroxybenzoate.After p-Hydroxybenzoate dissolves, with encapsulated toner (C phase) join B mutually in.Then A is slowly joined mutually blended B mutually and C mutually in, stir with high-shear mixer simultaneously, with formation water-covered siloxane emulsion.After A has been shifted mutually fully, continue emulsifying ten minutes again with high-shear mixer, to guarantee emulsion evenly (between the phase emulsified phase, emulsion being cooled to 25 ℃ to 35 ℃).Then D is added in the emulsion, and restir five minutes, add the E phase afterwards.E phase liquid dispersion polymer is mixed in the emulsion, with increase viscosity, and stable emulsion.When described process finishes, the emulsive acrylate copolymer of phase F glue is joined in the emulsion.
Embodiment 18
Lip pomade
Phase Material Weight %
A Oleum Ricini 33.25
A The thylhexoic acid triglyceride 7.50
A Trimerized linoleic acid three iso stearyl esters 15.00
A Citric acid three iso stearyl esters 17.50
A Candelilla wax 7.00
A Carlow crust wax 1.80
A Ceresine 1.80
A Microwax 3.50
A Hydroxylated lanolin 1.00
A Methyl parahydroxybenzoate 0.20
A Propyl p-hydroxybenzoate 0.10
B Encapsulated red pigment 5.70
B Encapsulated yellow uitramarine 1.10
B Encapsulated blue pigment 0.20
B Muscovitum 4.35
Amount to 100.000
Mix the A phase, be heated between 90 ℃ and 105 ℃, and stir until evenly.Add the B phase then, stir simultaneously until evenly.When being poured into lip pomade in the mould, temperature is remained on more than 70 ℃.
Embodiment 19
Loose powder
Phase Material Weight %
A Muscovitum 81.45
A Polymethyl methacrylate 5.00
A Synthetic wax and zein 2.00
A Titanium dioxide 5.00
A Methyl parahydroxybenzoate 0.20
A Propyl p-hydroxybenzoate 0.10
A Imidazolidinyl urea 0.25
B Encapsulated red pigment 1.00
B Encapsulated yellow uitramarine 5.00
Amount to 100.000
A is ground together, until disperseing fully.B is joined among the A, and blend is until evenly.
Embodiment 20
Eye shadow
Material Weight %
Muscovitum 75.60
Zinc stearate 5.00
Encapsulated titanium dioxide 6.00
Encapsulated red pigment 2.00
Encapsulated blue pigment 0.60
Methyl parahydroxybenzoate 0.20
Propyl p-hydroxybenzoate 0.10
Boron sikicate aluminum calcium 5.00
PEG-4 two heptanoates 5.50
Amount to 100.000
Blending constituent and stirring.Be heated to 100 ℃, and under 2000psi, suppress.
Embodiment 21
Muffin
Phase Material %w/w
A Kaolinate 32.700
A Pyr thin,tough silk Talcum (Pyrenean Silk Talc) 43.195
A Titanium dioxide 2.000
A Sericite 10.000
A Methyl parahydroxybenzoate 0.300
A Propyl p-hydroxybenzoate 0.100
A The dehydroactic acid sodium-hydrate 0.100
A Ferrum oxide (yellow) 0.622
A Ferrum oxide (black) 0.182
A Ferrum oxide (redness) 0.272
A Encapsulated red 36 0.200
A Encapsulated yellow 5 aluminum color lakes 0.300
B Stearoyl stearic acid octyl group dodecane ester 2.670
B Hydrogenation cocos nucifera oil glyceride 2.670
B Silicone oil, 350 centistokes 2.670
Amount to 100.000
In ribbon mixer or double-cone blender, batch mixed A phase constituent.After whole A phase constituent is even, make them pass through hammer mill, with broken powder agglomerates, and disperse inorganic pigment.Abreast, bonding dose of B is heated to 60 ℃.After finishing grinding, A is back in the ribbon mixer mutually, and adds bonding dose of hot B, and stir into a large amount of powder.A mutually and the B phase mixture evenly after, make blended powder and adhesive ingredients pass through the drive-type beveller.Then powder compaction is become its final form.
The All Files of quoting in background of invention, preferred embodiment general introduction and illustrative and embodiment preferred detailed description all is incorporated herein with way of reference in relevant portion.Should not be interpreted as admitting that for quoting of any file it is relevant prior art of the present invention.When any implication of term in any implication of term among the present invention or definition and the file of incorporating into way of reference or when defining contradiction, should obey the implication or the definition of giving this term in the present invention.
Though illustrated and described specific embodiments of the present invention, it will be apparent to one skilled in the art that and under the situation that does not deviate from essence of the present invention and scope, can make a plurality of other changes and modification.Therefore, claims all such changes and modification of being intended to be included in the scope of the present invention.

Claims (10)

1. skin care compositions that comprises at least a coloring agent; wherein said coloring agent is trapped at least a matrix of microparticles polymer; wherein said coloring agent carrying secretly in described matrix of microparticles polymer formed the micro encapsulation coloring agent, and wherein said matrix of microparticles polymer comprises:
A. at least a first polymer that forms by monomer mixture, described monomer mixture comprises at least a for first monomer of the unsaturated ion monomer of ethylenic with at least aly be second monomer of the unsaturated hydrophobic monomer of ethylenic, and the unsaturated hydrophobic monomer of described ethylenic can form glass transition temperature and be-40 ℃ to 50 ℃ homopolymer; With
B. at least a second polymer that forms by monomer mixture, described monomer mixture comprises at least a for first monomer of the unsaturated ion monomer of ethylenic with at least aly be second monomer of the unsaturated hydrophobic monomer of ethylenic, and the unsaturated hydrophobic monomer of described ethylenic can form glass transition temperature greater than 50 ℃ homopolymer;
Wherein said matrix of microparticles polymer also comprises the secondary paticle that is distributed in the whole described matrix of microparticles polymer, wherein said secondary paticle comprises the hydrophobic polymer that is formed by the unsaturated hydrophobic monomer of at least a ethylenic, and the unsaturated hydrophobic monomer of described ethylenic can form glass transition temperature greater than 50 ℃ homopolymer;
The content of preferably described micro encapsulation coloring agent counts 0.1% to 70% by the weight of described compositions;
Preferably described compositions also comprises cosmetics acceptable carrier or adjuvant.
2. compositions as claimed in claim 1, wherein said secondary paticle also comprises other monomer, and the described hydrophobic polymer in the wherein said secondary paticle is different from the described hydrophobic polymer in the described matrix of microparticles polymer.
3. the described compositions of each claim as described above, described compositions comprises at least two kinds of micro encapsulation coloring agent, and the described coloring agent that wherein forms described micro encapsulation coloring agent differs from one another.
4. the described compositions of each claim as described above, wherein said coloring agent is selected from redness, yellow and blue.
5. the described compositions of each claim as described above, wherein said micro encapsulation coloring agent is present in two kinds of independent matrix of microparticles polymer at least.
6. the described compositions of each claim as described above, wherein said micro encapsulation coloring agent is present in the single matrix of microparticles polymer.
7. the described compositions of each claim as described above, wherein described compositions is formulated as preparation, described preparation is selected from the vesicle dispersion, anhydrous liquid, anhydrous solid of water-in-oil emulsion, O/w emulsion, water-in-silicone emulsion, water-covered siloxane emulsion, ion or non-ionic amphiphilic lipoid, liquid, aqueous, aqueous solid, gel, solid stick thing and powder.
8. the described compositions of each claim as described above, wherein said compositions is the skincare product form, and described skincare product form is selected from that facial treatment milk, multiple emulsion, skin protection oil, talcum powder, face cosmetic, lip frost, cream, loose powder, muffin, photoprotection preparation, lip pomade, lip gloss, the liquid lip gloss that contains polymer, eye shadow, mascara, informer, liquid make-up, foundation cream, solid emulsion cosmetics, day cream, daily powder, profit are showed, facial cream and face powder.
9. the described compositions of each claim as described above, described compositions also comprises annexing ingredient, and described annexing ingredient comprises sequestering agent, other coloring agent, effect pigment, film former, absorbent, the anti-acne active substance, antiperspirant active, the anti-wrinkle active substance, anti-skin atrophy actives matter, astringent, hydrophilic conditioning agent, the hydrophobicity conditioner, the astigmatism agent, the oil-soluble polymers gellant, hydrophilic gelling agent, across-linked siloxane polymer, decorticating agent, element-vitamine compound, chelating agen, enzyme, flavonoid, the sterone chemical compound, emollient, UV absorbent, sunscreen actives, shielding medicine for skin, skin is consoled agent, the skin healing agent, antioxidant, antiseptic, skin whitener, skin lightening agent and self-tanning agent, or their mixture.
10. one kind is used for the method that skin and/or body and/or eyelashes beauty treatment are handled; described method comprises the described compositions of each claim as described above is administered at least a portion of described skin and/or body and/or eyelashes; preferably described compositions comprises the blend of at least two kinds of micro encapsulation coloring agent, and described micro encapsulation coloring agent is present in two kinds of independent matrix of microparticles polymer at least.
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KR101158269B1 (en) * 2004-06-15 2012-06-20 시바 홀딩 인코포레이티드 Polymeric Particles
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US20060024340A1 (en) * 2004-07-30 2006-02-02 Elder Stewart T Encapsulated fluorescent whitening compositions for improved surface appearance

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CN104224560A (en) * 2009-10-27 2014-12-24 宝洁公司 Long-wear mascara compositions
CN105848626A (en) * 2013-12-26 2016-08-10 莱雅公司 Transparent composition containing oil and microcapsules
CN106604715A (en) * 2014-05-28 2017-04-26 荷兰联合利华有限公司 Use of benefit delivery particle for malodour benefit
CN106659668A (en) * 2014-05-28 2017-05-10 荷兰联合利华有限公司 Benefit delivery particle for treating substrates
CN107920967A (en) * 2015-08-07 2018-04-17 罗门哈斯公司 Composition containing latex particle and inorganic, metal oxide
CN110121327A (en) * 2016-09-30 2019-08-13 株式会社爱茉莉太平洋 Cosmetic cosmetic combination containing the capsule comprising pigment

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WO2007141742A2 (en) 2007-12-13
US20070286824A1 (en) 2007-12-13
JP2009539825A (en) 2009-11-19
EP2029091A2 (en) 2009-03-04
KR20080108618A (en) 2008-12-15
WO2007141742A3 (en) 2009-02-05
AU2007257501A1 (en) 2007-12-13

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